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The mathIT Library
A Java™ API for mathematics
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E

E - Static variable in class org.mathIT.numbers.BigNumbers
The constant e, the base of the natural logarithms.
Edge<V extends Vertible<V>> - Class in org.mathIT.graphs
Objects of this class represent edges of general graphs.
Edge(V, V) - Constructor for class org.mathIT.graphs.Edge
Creates a directed edge with the specified vertices.
Edge(V, V, boolean) - Constructor for class org.mathIT.graphs.Edge
Creates an edge with the specified properties.
Edge(String, V, V) - Constructor for class org.mathIT.graphs.Edge
 
Edge(String, V, V, boolean) - Constructor for class org.mathIT.graphs.Edge
 
Edge(V, V, boolean, double) - Constructor for class org.mathIT.graphs.Edge
Creates a weighted edge with the specified properties.
Edge(String, V, V, boolean, double) - Constructor for class org.mathIT.graphs.Edge
 
EigenvalueDecomposition - Class in org.mathIT.algebra
This class computes the eigenvalues and eigenvectors of a real square matrix A.
EigenvalueDecomposition(Matrix) - Constructor for class org.mathIT.algebra.EigenvalueDecomposition
Check for symmetry, then construct the eigenvalue decomposition Structure to access D and V.
eigenvalueDecomposition - Variable in class org.mathIT.algebra.Matrix
The eigenvalue decomposition of this matrix.
emptySet() - Static method in class org.mathIT.algebra.MathSet
Returns the empty set.
emptySet(MathSet<E>) - Static method in class org.mathIT.algebra.MathSet
Returns the empty set.
emptySet() - Static method in class org.mathIT.algebra.OrderedSet
Returns the empty set.
emptySet(OrderedSet<E>) - Static method in class org.mathIT.algebra.OrderedSet
Returns the empty set.
emptySet() - Static method in class org.mathIT.algebra.Set
Returns the empty set.
emptySet(Set<E>) - Static method in class org.mathIT.algebra.Set
Returns the empty set.
encode() - Method in enum org.mathIT.genes.Codon
Returns the amino acid which is related to this codon by the genetic code.
encode(String, CharSequence) - Static method in class org.mathIT.genes.DNA
Factory method producing a genome from a specified DNA base sequence of the letters A, C, G, T.
encode() - Method in enum org.mathIT.genes.RNACodon
Returns the amino acid which is related to this codon by the genetic code.
end - Variable in class org.mathIT.graphs.Edge
The end vertex of this edge.
entropy() - Method in class org.mathIT.genes.DNA
Returns the entropy of the frequency distribution of this genome.
entropy() - Method in class org.mathIT.genes.Genome
Returns the entropy of the frequency distribution of the nucleobases of this genome.
entropy(ArrayList<ORF>) - Static method in class org.mathIT.genes.ORF
Returns the entropy of the frequency distribution of this gene.
entropy() - Method in class org.mathIT.genes.Protein
Returns the entropy of the frequency distribution of the amino acids of this protein.
EnumSet<E extends Enum<E>> - Class in org.mathIT.algebra
This class enables to create finite mathematical sets and supplies some of the usual mathematical set operations such as immutable copy, set difference, union, or intersection.
EnumSet() - Constructor for class org.mathIT.algebra.EnumSet
Constructs a new set.
EnumSet(Class<E>) - Constructor for class org.mathIT.algebra.EnumSet
Constructs a new, empty set.
EnumSet(String) - Constructor for class org.mathIT.algebra.EnumSet
Constructs a new, empty set from the given name of an enum.
EnumSet(Collection<E>) - Constructor for class org.mathIT.algebra.EnumSet
Creates an enum set initialized from the specified collection.
EnumSet(E) - Constructor for class org.mathIT.algebra.EnumSet
Constructs a new set containing the specified element.
EnumSet(E, E[]) - Constructor for class org.mathIT.algebra.EnumSet
Constructs a new set from the input array.
EnumSet(EnumSet<E>) - Constructor for class org.mathIT.algebra.EnumSet
Constructs a new set from the input enum set.
enumSet - Variable in class org.mathIT.algebra.EnumSet
 
EPSILON - Static variable in class org.mathIT.algebra.Matrix
Constant which defines the corridor around 0.0 where a number of type double is considered as to be zero.
EPSILON - Static variable in class org.mathIT.numbers.Riemann
The predefined accuracy up to which infinite sums are approximated.
equals(Matrix) - Method in class org.mathIT.algebra.Matrix
Returns true if and only if all entries of this matrix equal the entries of the specified matrix.
equals(double[][]) - Method in class org.mathIT.algebra.Matrix
Returns true if and only if all entries of this matrix equal the entries of the specified matrix.
equals(double[]) - Method in class org.mathIT.algebra.Matrix
Returns true if and only if all entries of this matrix equal the entries of the specified column vector.
equals(Object) - Method in class org.mathIT.numbers.Quaternion
Compares this object against the specified object.
equals(Quaternion, Quaternion, double) - Static method in class org.mathIT.numbers.Quaternion
Compares the two quaternions up to the specified accuracy.
equals(Object) - Method in class org.mathIT.quantum.Register
Returns true if and only if the specified object represents a quantum register which is physically equivalent to this register.
equals(Object) - Method in class org.mathIT.quantum.stabilizer.GraphRegister
Compares the specified object with this local Clifford operator.
equals(LocalCliffordOperator) - Method in class org.mathIT.quantum.stabilizer.LocalCliffordOperator
Checks whether this LC operator is equal to the specified operator.
equals(Object) - Method in class org.mathIT.quantum.stabilizer.LocalCliffordOperator
Compares the specified object with this local Clifford operator.
equals(Object) - Method in class org.mathIT.quantum.stabilizer.QubitVertex
Compares the specified object with this qubit vertex.
equals(Object) - Method in class org.mathIT.quantum.stabilizer.Register
Returns true if and only if the specified object represents a quantum register which is physically equivalent to this register.
equals(Object) - Method in class org.mathIT.util.Tuple
 
euclid(BigInteger, BigInteger) - Static method in class org.mathIT.numbers.BigNumbers
Returns an array of three integers x[0], x[1], x[2] as given by the extended Euclidian algorithm for integers m and n.
euclid(long, long) - Static method in class org.mathIT.numbers.Numbers
Returns an array of three integers x[0], x[1], x[2] as given by the extended Euclidian algorithm for positive integers m and n.
evaluate(BigInteger) - Method in class org.mathIT.algebra.PolynomialZ
Evaluates this polynomial at the point x.
evaluate(int, double) - Method in class org.mathIT.util.FunctionParser
Evaluates the i-th function of the current object at the value x.
evaluate(int, double, double) - Method in class org.mathIT.util.FunctionParser
Evaluates the i-th function f(x, y) of the this object at the values x and y.
evaluate(String, MathContext) - Static method in class org.mathIT.util.TermParser
Evaluates the function (in postfix notation) at the value x.
evaluateFunction(Register, FunctionParser, int) - Method in class org.mathIT.quantum.Register
Applies the function evaluation of a parsed function f(z) to the y-register.
evaluateFunction(Register, FunctionParser, int) - Method in class org.mathIT.quantum.stabilizer.Register
Applies the function evaluation of a parsed function f(z) to the y-register.
evaluateInt(int, int) - Method in class org.mathIT.util.FunctionParser
Evaluates the 0-th function f(x, z) of this object at the values x and z.
evaluateMod(BigInteger, BigInteger) - Method in class org.mathIT.algebra.PolynomialZ
Evaluates this polynomial at the point x modulo n.
evaluatePostFix(String[], double) - Static method in class org.mathIT.util.FunctionParser
Evaluates the function (in postfix notation) at the value x.
exactBinomial(int, int) - Static method in class org.mathIT.numbers.Numbers
Returns the exact binomial coefficient (n choose k) as an integer.
executeAll() - Method in class org.mathIT.quantum.Circuit
Executes the entire quantum circuit and returns true if the algorithm is terminated.
executeAll() - Method in class org.mathIT.quantum.stabilizer.Circuit
Executes the entire quantum circuit and returns true if the algorithm is terminated.
exp(BigDecimal) - Static method in class org.mathIT.numbers.BigNumbers
Returns Euler's number e raised to the power of x.
exp(BigDecimal, int) - Static method in class org.mathIT.numbers.BigNumbers
Returns the exponential value ex of a number x, up to an approximation order of n.
exp(double[]) - Static method in class org.mathIT.numbers.Complex
The exponential function of a complex number z.
exp(Complex) - Static method in class org.mathIT.numbers.Complex
The exponential function of the complex number z.
ExponentComparator - Class in org.mathIT.algebra
This class implements a comparator to enable descending order with respect to the exponents of a polynomial created by the class Polynomial.
ExponentComparator() - Constructor for class org.mathIT.algebra.ExponentComparator
 
extractMin() - Method in class org.mathIT.graphs.FibonacciHeap
Removes the smallest element from the heap.
extractMin() - Method in class org.mathIT.graphs.PriorityQueue
Returns the minimum of this priority queue and deletes it from the queue.
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The mathIT Library
A Java™ API for mathematics