A B C D E F G H I J L M N O P Q R S T X Z

A

add(Rational) - Method in class org.uncommons.maths.number.Rational

Add the specified value to this value and return the result as a new object (also a rational).

addValue(double) - Method in class org.uncommons.maths.statistics.DataSet

Adds a single value to the data set and updates any statistics that are calculated cumulatively.

AdjustableNumberGenerator<T extends Number> - Class in org.uncommons.maths.number

Implementation of NumberGenerator that works similarly to ConstantGenerator but allows the returned value to be changed after instantiation.

AdjustableNumberGenerator(T) - Constructor for class org.uncommons.maths.number.AdjustableNumberGenerator

AESCounterRNG - Class in org.uncommons.maths.random

Non-linear random number generator based on the AES block cipher in counter mode.

AESCounterRNG() - Constructor for class org.uncommons.maths.random.AESCounterRNG

Creates a new RNG and seeds it using 128 bits from the default seeding strategy.

AESCounterRNG(SeedGenerator) - Constructor for class org.uncommons.maths.random.AESCounterRNG

Seed the RNG using the provided seed generation strategy to create a 128-bit seed.

AESCounterRNG(int) - Constructor for class org.uncommons.maths.random.AESCounterRNG

Seed the RNG using the default seed generation strategy to create a seed of the specified size.

AESCounterRNG(byte[]) - Constructor for class org.uncommons.maths.random.AESCounterRNG

Creates an RNG and seeds it with the specified seed data.

approxEquals(double, double, double) - Static method in class org.uncommons.maths.Maths

Checks that two values are approximately equal (plus or minus a specified tolerance).

B

bigFactorial(int) - Static method in class org.uncommons.maths.Maths

Calculates the factorial of n where n is a positive integer.

BinaryUtils - Class in org.uncommons.maths.binary

Utility methods for working with binary and hex data.

BinomialGenerator - Class in org.uncommons.maths.random

Discrete random sequence that follows a binomial distribution.

BinomialGenerator(NumberGenerator<Integer>, NumberGenerator<Double>, Random) - Constructor for class org.uncommons.maths.random.BinomialGenerator

Creates a generator of binomially-distributed values.

BinomialGenerator(int, double, Random) - Constructor for class org.uncommons.maths.random.BinomialGenerator

Creates a generator of binomially-distributed values from a distribution with the specified parameters.

BitString - Class in org.uncommons.maths.binary

Implementation of a fixed-length bit-string.

BitString(int) - Constructor for class org.uncommons.maths.binary.BitString

Creates a bit string of the specified length with all bits initially set to zero (off).

BitString(int, Random) - Constructor for class org.uncommons.maths.binary.BitString

Creates a bit string of the specified length with each bit set randomly (the distribution of bits is uniform so long as the output from the provided RNG is also uniform).

BitString(String) - Constructor for class org.uncommons.maths.binary.BitString

Initialises the bit string from a character string of 1s and 0s in big-endian order.

C

CellularAutomatonRNG - Class in org.uncommons.maths.random

Java port of the cellular automaton pseudorandom number generator developed by Tony Pasqualoni.

CellularAutomatonRNG() - Constructor for class org.uncommons.maths.random.CellularAutomatonRNG

Creates a new RNG and seeds it using the default seeding strategy.

CellularAutomatonRNG(SeedGenerator) - Constructor for class org.uncommons.maths.random.CellularAutomatonRNG

Seed the RNG using the provided seed generation strategy.

CellularAutomatonRNG(byte[]) - Constructor for class org.uncommons.maths.random.CellularAutomatonRNG

Creates an RNG and seeds it with the specified seed data.

clone() - Method in class org.uncommons.maths.binary.BitString

CMWC4096RNG - Class in org.uncommons.maths.random

A Java version of George Marsaglia's Complementary Multiply With Carry (CMWC) RNG.

CMWC4096RNG() - Constructor for class org.uncommons.maths.random.CMWC4096RNG

Creates a new RNG and seeds it using the default seeding strategy.

CMWC4096RNG(SeedGenerator) - Constructor for class org.uncommons.maths.random.CMWC4096RNG

Seed the RNG using the provided seed generation strategy.

CMWC4096RNG(byte[]) - Constructor for class org.uncommons.maths.random.CMWC4096RNG

Creates an RNG and seeds it with the specified seed data.

CombinationGenerator<T> - Class in org.uncommons.maths.combinatorics

Combination generator for generating all combinations of a given size from the specified set of elements.

CombinationGenerator(T[], int) - Constructor for class org.uncommons.maths.combinatorics.CombinationGenerator

Create a combination generator that generates all combinations of a specified length from the given set.

CombinationGenerator(Collection<T>, int) - Constructor for class org.uncommons.maths.combinatorics.CombinationGenerator

Create a combination generator that generates all combinations of a specified length from the given set.

compareTo(Rational) - Method in class org.uncommons.maths.number.Rational

Compares this value with the specified object for order.

compareTo(Probability) - Method in class org.uncommons.maths.random.Probability

Compares this value with the specified object for order.

ConstantGenerator<T extends Number> - Class in org.uncommons.maths.number

Convenience implementation of NumberGenerator that always returns the same value.

ConstantGenerator(T) - Constructor for class org.uncommons.maths.number.ConstantGenerator

Creates a number generator that always returns the same values.

ContinuousUniformGenerator - Class in org.uncommons.maths.random

Continuous, uniformly distributed random sequence.

ContinuousUniformGenerator(double, double, Random) - Constructor for class org.uncommons.maths.random.ContinuousUniformGenerator

convertBytesToHexString(byte[]) - Static method in class org.uncommons.maths.binary.BinaryUtils

Converts an array of bytes in to a String of hexadecimal characters (0 - F).

convertBytesToInt(byte[], int) - Static method in class org.uncommons.maths.binary.BinaryUtils

Take four bytes from the specified position in the specified block and convert them into a 32-bit int, using the big-endian convention.

convertBytesToInts(byte[]) - Static method in class org.uncommons.maths.binary.BinaryUtils

Convert an array of bytes into an array of ints.

convertBytesToLong(byte[], int) - Static method in class org.uncommons.maths.binary.BinaryUtils

Utility method to convert an array of bytes into a long.

convertDoubleToFixedPointBits(double) - Static method in class org.uncommons.maths.binary.BinaryUtils

Converts a floating point value in the range 0 - 1 into a fixed point bit string (where the most significant bit has a value of 0.5).

convertHexStringToBytes(String) - Static method in class org.uncommons.maths.binary.BinaryUtils

Converts a hexadecimal String (such as one generated by the BinaryUtils.convertBytesToHexString(byte[]) method) into an array of bytes.

countSetBits() - Method in class org.uncommons.maths.binary.BitString

countUnsetBits() - Method in class org.uncommons.maths.binary.BitString

D

DataSet - Class in org.uncommons.maths.statistics

Utility class for calculating statistics for a finite data set.

DataSet() - Constructor for class org.uncommons.maths.statistics.DataSet

Creates an empty data set with a default initial capacity.

DataSet(int) - Constructor for class org.uncommons.maths.statistics.DataSet

Creates an empty data set with the specified initial capacity.

DataSet(double[]) - Constructor for class org.uncommons.maths.statistics.DataSet

Creates a data set and populates it with the specified values.

DefaultSeedGenerator - Class in org.uncommons.maths.random

Seed generator that maintains multiple strategies for seed generation and will delegate to the best one available for the current operating environment.

DevRandomSeedGenerator - Class in org.uncommons.maths.random

RNG seed strategy that gets data from /dev/random on systems that provide it (e.g.

DevRandomSeedGenerator() - Constructor for class org.uncommons.maths.random.DevRandomSeedGenerator

DiehardInputGenerator - Class in org.uncommons.maths.random

Utility to generate an input file for the DIEHARD suite of statistical tests for random number generators.

DiscreteUniformGenerator - Class in org.uncommons.maths.random

Discrete, uniformly distributed random sequence.

DiscreteUniformGenerator(int, int, Random) - Constructor for class org.uncommons.maths.random.DiscreteUniformGenerator

divide(Rational) - Method in class org.uncommons.maths.number.Rational

Divide this rational by the specified value and return the result as a new object (also a Rational).

doubleValue() - Method in class org.uncommons.maths.number.Rational

Returns the result of dividing the numerator by the denominator.

doubleValue() - Method in class org.uncommons.maths.random.Probability

Returns the probability value as a double.

E

EmptyDataSetException - Exception in org.uncommons.maths.statistics

Unchecked exception thrown when an attempt is made to obtain statistics from a DataSet that has had no values added to it.

EmptyDataSetException() - Constructor for exception org.uncommons.maths.statistics.EmptyDataSetException

equals(Object) - Method in class org.uncommons.maths.binary.BitString

equals(Object) - Method in class org.uncommons.maths.number.Rational

Determines whether this rational value is equal to some other object.

equals(Object) - Method in class org.uncommons.maths.random.Probability

Determines whether this probability value is equal to some other object.

EVENS - Static variable in class org.uncommons.maths.random.Probability

Convenient constant representing a probability of 0.5 (used to model an event that has a 50/50 chance of occurring).

ExponentialGenerator - Class in org.uncommons.maths.random

Continuous random sequence that follows an exponential distribution.

ExponentialGenerator(NumberGenerator<Double>, Random) - Constructor for class org.uncommons.maths.random.ExponentialGenerator

Creates a generator of exponentially-distributed values from a distribution with a rate controlled by the specified generator parameter.

ExponentialGenerator(double, Random) - Constructor for class org.uncommons.maths.random.ExponentialGenerator

Creates a generator of exponentially-distributed values from a distribution with the specified rate.

F

factorial(int) - Static method in class org.uncommons.maths.Maths

Calculates the factorial of n where n is a number in the range 0 - 20.

flipBit(int) - Method in class org.uncommons.maths.binary.BitString

Inverts the value of the bit at the specified index.

floatValue() - Method in class org.uncommons.maths.number.Rational

Returns the result of dividing the numerator by the denominator.

floatValue() - Method in class org.uncommons.maths.random.Probability

Returns the probability value as a float.

G

GaussianGenerator - Class in org.uncommons.maths.random

Normally distributed random sequence.

GaussianGenerator(NumberGenerator<Double>, NumberGenerator<Double>, Random) - Constructor for class org.uncommons.maths.random.GaussianGenerator

Creates a generator of normally-distributed values.

GaussianGenerator(double, double, Random) - Constructor for class org.uncommons.maths.random.GaussianGenerator

Creates a generator of normally-distributed values from a distribution with the specified mean and standard deviation.

generateOutputFile(Random, File) - Static method in class org.uncommons.maths.random.DiehardInputGenerator

Generates a file of random data in a format suitable for the DIEHARD test.

generateSeed(int) - Method in class org.uncommons.maths.random.DefaultSeedGenerator

Generates a seed by trying each of the available strategies in turn until one succeeds.

generateSeed(int) - Method in class org.uncommons.maths.random.DevRandomSeedGenerator

Generate a seed value for a random number generator.

generateSeed(int) - Method in class org.uncommons.maths.random.RandomDotOrgSeedGenerator

Generate a seed value for a random number generator.

generateSeed(int) - Method in class org.uncommons.maths.random.SecureRandomSeedGenerator

Generate a seed value for a random number generator.

generateSeed(int) - Method in interface org.uncommons.maths.random.SeedGenerator

Generate a seed value for a random number generator.

getAggregate() - Method in class org.uncommons.maths.statistics.DataSet

getArithmeticMean() - Method in class org.uncommons.maths.statistics.DataSet

The arithemthic mean of an n-element set is the sum of all the elements divided by n.

getBit(int) - Method in class org.uncommons.maths.binary.BitString

Returns the bit at the specified index.

getComplement() - Method in class org.uncommons.maths.random.Probability

The complement of a probability p is 1 - p.

getDenominator() - Method in class org.uncommons.maths.number.Rational

Returns the denominator (divisor) of the fraction.

getGeometricMean() - Method in class org.uncommons.maths.statistics.DataSet

The geometric mean of an n-element set is the nth-root of the product of all the elements.

getHarmonicMean() - Method in class org.uncommons.maths.statistics.DataSet

The harmonic mean of an n-element set is n divided by the sum of the reciprocals of the values (where the reciprocal of a value x is 1/x).

getInstance() - Static method in class org.uncommons.maths.random.DefaultSeedGenerator

getLength() - Method in class org.uncommons.maths.binary.BitString

getMaximum() - Method in class org.uncommons.maths.statistics.DataSet

getMeanDeviation() - Method in class org.uncommons.maths.statistics.DataSet

Calculates the mean absolute deviation of the data set.

getMedian() - Method in class org.uncommons.maths.statistics.DataSet

Determines the median value of the data set.

getMinimum() - Method in class org.uncommons.maths.statistics.DataSet

getNumerator() - Method in class org.uncommons.maths.number.Rational

Returns the numerator of the fraction.

getProduct() - Method in class org.uncommons.maths.statistics.DataSet

getRemainingCombinations() - Method in class org.uncommons.maths.combinatorics.CombinationGenerator

getRemainingPermutations() - Method in class org.uncommons.maths.combinatorics.PermutationGenerator

Returns the number of permutations not yet generated.

getSampleStandardDeviation() - Method in class org.uncommons.maths.statistics.DataSet

The sample standard deviation is the square root of the sample variance.

getSampleVariance() - Method in class org.uncommons.maths.statistics.DataSet

Calculates the variance (a measure of statistical dispersion) of the data set.

getSeed() - Method in class org.uncommons.maths.random.AESCounterRNG

getSeed() - Method in class org.uncommons.maths.random.CellularAutomatonRNG

getSeed() - Method in class org.uncommons.maths.random.CMWC4096RNG

getSeed() - Method in class org.uncommons.maths.random.JavaRNG

getSeed() - Method in class org.uncommons.maths.random.MersenneTwisterRNG

getSeed() - Method in interface org.uncommons.maths.random.RepeatableRNG

getSeed() - Method in class org.uncommons.maths.random.XORShiftRNG

getSize() - Method in class org.uncommons.maths.statistics.DataSet

Returns the number of values in this data set.

getStandardDeviation() - Method in class org.uncommons.maths.statistics.DataSet

The standard deviation is the square root of the variance.

getTotalCombinations() - Method in class org.uncommons.maths.combinatorics.CombinationGenerator

getTotalPermutations() - Method in class org.uncommons.maths.combinatorics.PermutationGenerator

Returns the total number of unique permutations that can be generated for the given set of elements.

getVariance() - Method in class org.uncommons.maths.statistics.DataSet

Calculates the variance (a measure of statistical dispersion) of the data set.

greatestCommonDivisor(long, long) - Static method in class org.uncommons.maths.Maths

Determines the greatest common divisor of a pair of natural numbers using the Euclidean algorithm.

H

HALF - Static variable in class org.uncommons.maths.number.Rational

Convenient constant representing a value of a half (1/2 as a rational).

hashCode() - Method in class org.uncommons.maths.binary.BitString

Over-ridden to be consistent with BitString.equals(Object).

hashCode() - Method in class org.uncommons.maths.number.Rational

Over-ridden to be consistent with Rational.equals(Object).

hashCode() - Method in class org.uncommons.maths.random.Probability

Over-ridden to be consistent with Probability.equals(Object).

hasMore() - Method in class org.uncommons.maths.combinatorics.CombinationGenerator

Are there more combinations?

hasMore() - Method in class org.uncommons.maths.combinatorics.PermutationGenerator

Are there more permutations that have not yet been returned?

I

intValue() - Method in class org.uncommons.maths.number.Rational

Returns the integer equivalent of this rational number.

intValue() - Method in class org.uncommons.maths.random.Probability

Converting a fractional probability into an integer is not meaningful since all useful information is discarded.

iterator() - Method in class org.uncommons.maths.combinatorics.CombinationGenerator

Provides a read-only iterator for iterating over the combinations generated by this object.

iterator() - Method in class org.uncommons.maths.combinatorics.PermutationGenerator

Provides a read-only iterator for iterating over the permutations generated by this object.

J

JavaRNG - Class in org.uncommons.maths.random

This is the default JDK RNG extended to implement the RepeatableRNG interface (for consistency with the other RNGs in this package).

JavaRNG() - Constructor for class org.uncommons.maths.random.JavaRNG

Creates a new RNG and seeds it using the default seeding strategy.

JavaRNG(SeedGenerator) - Constructor for class org.uncommons.maths.random.JavaRNG

Seed the RNG using the provided seed generation strategy.

JavaRNG(byte[]) - Constructor for class org.uncommons.maths.random.JavaRNG

Creates an RNG and seeds it with the specified seed data.

L

log(double, double) - Static method in class org.uncommons.maths.Maths

Calculate logarithms for arbitrary bases.

longValue() - Method in class org.uncommons.maths.number.Rational

Returns the integer equivalent of this rational number as a long.

longValue() - Method in class org.uncommons.maths.random.Probability

Converting a fractional probability into an integer is not meaningful since all useful information is discarded.

M

main(String[]) - Static method in class org.uncommons.maths.random.DiehardInputGenerator

Maths - Class in org.uncommons.maths

Maths operations not provided by java.lang.Math.

MersenneTwisterRNG - Class in org.uncommons.maths.random

Random number generator based on the Mersenne Twister algorithm developed by Makoto Matsumoto and Takuji Nishimura.

MersenneTwisterRNG() - Constructor for class org.uncommons.maths.random.MersenneTwisterRNG

Creates a new RNG and seeds it using the default seeding strategy.

MersenneTwisterRNG(SeedGenerator) - Constructor for class org.uncommons.maths.random.MersenneTwisterRNG

Seed the RNG using the provided seed generation strategy.

MersenneTwisterRNG(byte[]) - Constructor for class org.uncommons.maths.random.MersenneTwisterRNG

Creates an RNG and seeds it with the specified seed data.

multiply(Rational) - Method in class org.uncommons.maths.number.Rational

Multiply this rational by the specified value and return the result as a new object (also a Rational).

N

next(int) - Method in class org.uncommons.maths.random.AESCounterRNG

next(int) - Method in class org.uncommons.maths.random.CellularAutomatonRNG

next(int) - Method in class org.uncommons.maths.random.CMWC4096RNG

next(int) - Method in class org.uncommons.maths.random.MersenneTwisterRNG

next(int) - Method in class org.uncommons.maths.random.XORShiftRNG

nextCombinationAsArray() - Method in class org.uncommons.maths.combinatorics.CombinationGenerator

Generate the next combination and return an array containing the appropriate elements.

nextCombinationAsArray(T[]) - Method in class org.uncommons.maths.combinatorics.CombinationGenerator

Generate the next combination and return an array containing the appropriate elements.

nextCombinationAsList() - Method in class org.uncommons.maths.combinatorics.CombinationGenerator

Generate the next combination and return a list containing the appropriate elements.

nextCombinationAsList(List<T>) - Method in class org.uncommons.maths.combinatorics.CombinationGenerator

Generate the next combination and return a list containing the appropriate elements.

nextEvent(Random) - Method in class org.uncommons.maths.random.Probability

Generates an event according the probability value p.

nextPermutationAsArray() - Method in class org.uncommons.maths.combinatorics.PermutationGenerator

Generate the next permutation and return an array containing the elements in the appropriate order.

nextPermutationAsArray(T[]) - Method in class org.uncommons.maths.combinatorics.PermutationGenerator

Generate the next permutation and return an array containing the elements in the appropriate order.

nextPermutationAsList() - Method in class org.uncommons.maths.combinatorics.PermutationGenerator

Generate the next permutation and return a list containing the elements in the appropriate order.

nextPermutationAsList(List<T>) - Method in class org.uncommons.maths.combinatorics.PermutationGenerator

Generate the next permutation and return a list containing the elements in the appropriate order.

nextValue() - Method in class org.uncommons.maths.number.AdjustableNumberGenerator

nextValue() - Method in class org.uncommons.maths.number.ConstantGenerator

nextValue() - Method in interface org.uncommons.maths.number.NumberGenerator

nextValue() - Method in class org.uncommons.maths.random.BinomialGenerator

Generate the next binomial value from the current values of n and p.

nextValue() - Method in class org.uncommons.maths.random.ContinuousUniformGenerator

nextValue() - Method in class org.uncommons.maths.random.DiscreteUniformGenerator

nextValue() - Method in class org.uncommons.maths.random.ExponentialGenerator

Generate the next exponential value from the current value of rate.

nextValue() - Method in class org.uncommons.maths.random.GaussianGenerator

nextValue() - Method in class org.uncommons.maths.random.PoissonGenerator

NumberGenerator<T extends Number> - Interface in org.uncommons.maths.number

Interface for providing different types of sequences of numbers.

O

ONE - Static variable in class org.uncommons.maths.number.Rational

Convenient constant representing a value of one (1/1 as a rational).

ONE - Static variable in class org.uncommons.maths.random.Probability

Convenient constant representing a probability of one.

org.uncommons.maths - package org.uncommons.maths

A set of utility classes for mathematical operations.

org.uncommons.maths.binary - package org.uncommons.maths.binary

Classes for manipulating binary data.

org.uncommons.maths.combinatorics - package org.uncommons.maths.combinatorics

Utility classes for combinatorics.

org.uncommons.maths.number - package org.uncommons.maths.number

Custom numeric data types and classes for working with java.lang.Number and its sub-classes.

org.uncommons.maths.random - package org.uncommons.maths.random

This package provides deterministic, repeatable, pseudo-random number generators, a set of strategies for seeding them, and classes for generating values from different probability distributions.

org.uncommons.maths.statistics - package org.uncommons.maths.statistics

Utility classes for statistical analysis.

P

PermutationGenerator<T> - Class in org.uncommons.maths.combinatorics

Permutation generator for generating all permutations for all sets up to 20 elements in size.

PermutationGenerator(T[]) - Constructor for class org.uncommons.maths.combinatorics.PermutationGenerator

Permutation generator that generates all possible orderings of the elements in the specified set.

PermutationGenerator(Collection<T>) - Constructor for class org.uncommons.maths.combinatorics.PermutationGenerator

Permutation generator that generates all possible orderings of the elements in the specified set.

PoissonGenerator - Class in org.uncommons.maths.random

Discrete random sequence that follows a Poisson distribution.

PoissonGenerator(NumberGenerator<Double>, Random) - Constructor for class org.uncommons.maths.random.PoissonGenerator

Creates a generator of Poisson-distributed values.

PoissonGenerator(double, Random) - Constructor for class org.uncommons.maths.random.PoissonGenerator

Creates a generator of Poisson-distributed values from a distribution with the specified mean.

Probability - Class in org.uncommons.maths.random

Immutable value type for probabilities.

Probability(double) - Constructor for class org.uncommons.maths.random.Probability

Q

QUARTER - Static variable in class org.uncommons.maths.number.Rational

Convenient constant representing a value of a quarter (1/4 as a rational).

R

raiseToPower(int, int) - Static method in class org.uncommons.maths.Maths

Calculate the first argument raised to the power of the second.

RandomDotOrgSeedGenerator - Class in org.uncommons.maths.random

Connects to the random.org website (via HTTPS) and downloads a set of random bits to use as seed data.

RandomDotOrgSeedGenerator() - Constructor for class org.uncommons.maths.random.RandomDotOrgSeedGenerator

Rational - Class in org.uncommons.maths.number

Immutable value object for representing a rational number (or vulgar fraction).

Rational(long, long) - Constructor for class org.uncommons.maths.number.Rational

Creates a vulgar fraction with the specified numerator and denominator.

Rational(long) - Constructor for class org.uncommons.maths.number.Rational

Creates a rational value equivalent to the specified integer value.

Rational(BigDecimal) - Constructor for class org.uncommons.maths.number.Rational

Creates a rational value equivalent to the specified decimal value.

RepeatableRNG - Interface in org.uncommons.maths.random

Deterministic random number generators are repeatable, which can prove useful for testing and validation.

reset() - Method in class org.uncommons.maths.combinatorics.CombinationGenerator

Reset the combination generator.

reset() - Method in class org.uncommons.maths.combinatorics.PermutationGenerator

Resets the generator state.

restrictRange(int, int, int) - Static method in class org.uncommons.maths.Maths

If the specified value is not greater than or equal to the specified minimum and less than or equal to the specified maximum, adjust it so that it is.

restrictRange(long, long, long) - Static method in class org.uncommons.maths.Maths

If the specified value is not greater than or equal to the specified minimum and less than or equal to the specified maximum, adjust it so that it is.

restrictRange(double, double, double) - Static method in class org.uncommons.maths.Maths

If the specified value is not greater than or equal to the specified minimum and less than or equal to the specified maximum, adjust it so that it is.

S

SecureRandomSeedGenerator - Class in org.uncommons.maths.random

SeedGenerator implementation that uses Java's bundled SecureRandom RNG to generate random seed data.

SecureRandomSeedGenerator() - Constructor for class org.uncommons.maths.random.SecureRandomSeedGenerator

SeedException - Exception in org.uncommons.maths.random

Exception thrown by SeedGenerator implementations when they are unable to generate a new seed for an RNG.

SeedException(String) - Constructor for exception org.uncommons.maths.random.SeedException

SeedException(String, Throwable) - Constructor for exception org.uncommons.maths.random.SeedException

SeedGenerator - Interface in org.uncommons.maths.random

Strategy interface for seeding random number generators.

setBit(int, boolean) - Method in class org.uncommons.maths.binary.BitString

Sets the bit at the specified index.

setValue(T) - Method in class org.uncommons.maths.number.AdjustableNumberGenerator

Change the value that is returned by this generator.

subtract(Rational) - Method in class org.uncommons.maths.number.Rational

Subtract the specified value from this value and return the result as a new object (also a rational).

swapSubstring(BitString, int, int) - Method in class org.uncommons.maths.binary.BitString

An efficient method for exchanging data between two bit strings.

T

THIRD - Static variable in class org.uncommons.maths.number.Rational

Convenient constant representing a value of a third (1/3 as a rational).

THREE_QUARTERS - Static variable in class org.uncommons.maths.number.Rational

Convenient constant representing a value of three quarters (3/4 as a rational).

toNumber() - Method in class org.uncommons.maths.binary.BitString

Interprets this bit string as being a binary numeric value and returns the integer that it represents.

toString() - Method in class org.uncommons.maths.binary.BitString

Creates a textual representation of this bit string in big-endian order (index 0 is the right-most bit).

toString() - Method in class org.uncommons.maths.number.Rational

Returns a String representation of the rational number, expressed as a vulgar fraction (i.e.

toString() - Method in class org.uncommons.maths.random.DevRandomSeedGenerator

toString() - Method in class org.uncommons.maths.random.Probability

Formats the probability as a String.

toString() - Method in class org.uncommons.maths.random.RandomDotOrgSeedGenerator

toString() - Method in class org.uncommons.maths.random.SecureRandomSeedGenerator

TWO_THIRDS - Static variable in class org.uncommons.maths.number.Rational

Convenient constant representing a value of two thirds (2/3 as a rational).

X

XORShiftRNG - Class in org.uncommons.maths.random

Very fast pseudo random number generator.

XORShiftRNG() - Constructor for class org.uncommons.maths.random.XORShiftRNG

Creates a new RNG and seeds it using the default seeding strategy.

XORShiftRNG(SeedGenerator) - Constructor for class org.uncommons.maths.random.XORShiftRNG

Seed the RNG using the provided seed generation strategy.

XORShiftRNG(byte[]) - Constructor for class org.uncommons.maths.random.XORShiftRNG

Creates an RNG and seeds it with the specified seed data.

Z

ZERO - Static variable in class org.uncommons.maths.number.Rational

Convenient constant representing a value of zero (0/1 as a rational).

ZERO - Static variable in class org.uncommons.maths.random.Probability

Convenient constant representing a probability of zero.

A B C D E F G H I J L M N O P Q R S T X Z