extended_math 0.0.29+1

Library that add functionality of all maths sections that don't exist in dart:math.

0.0.29+1

• Fix percentile index error in Percentile.value getter (zeshuaro).

0.0.29

• Correct median method of CentralTendency class.
• Update SDK constraint.

0.0.28

• Add NewtonsMethod to Numerical analysis.
• Update README.

0.0.27

• Remove internal method that don't touch main functionality.
• Add Numerical analysis section with SecantMethod for finding root of function.

0.0.26

• Change signature of intIterableSync() and doubleIterableSync() of NumbersGenerator - now they can generate infinite count of numbers.
• Replace calculate() with getter all in Quartile class.
• Make Integer constructor const.
• Add to Vector [] and []= operators that behave like Lists operators.
• Change hadamardProduct() to hadamard() in Vector class.
• Change hadamardProduct() to hadamard() in Matrix class.
• Improve docs.

0.0.25

• Removed data dependency due to package version of Dart SDK restriction.
• Add UnaryOperations section with hypot().
• Change signature of insert() of Vector and add add().
• Add norm(), infinityNorm(), spectralNorm() and condition() to Matrix.
• Library also exports dart:math;

0.0.24

• Add iqr() method to Dispersion class.
• Add Quantile, Quartile and Percentile classes.
• Improved README.

0.0.23

• Replace setItem() by insert() of Vector class.
• Rename dotProduct() by dot(), crossProduct() by cross() of Vector class.
• Small fix of style and internal values in classes.
• Make most constructors of classes as const.
• Rename ContinuousUniformDistributions to UniformDistribution and add to it skewness and excessKurtosis constants.
• Change std() and variance() of TheoryOfProbabilityDistributions to calculate sample and population types.
• Add ShapeOfProbabilityDistribution and skewness(), kurtosis(), moment() to it.
• Move TheoryOfProbabilityDistributions class to Dispersion class.
• Change README.

0.0.22

• Move Mean class to CentralTendency.
• Add median(), mode(), minimum(), maximum() methods to CentralTendency class.
• Fix setItem() of Vector class.
• Add subvector(), insert() to Vector class.

0.0.21

• Fix rootOf() method of Number class to accept positive integer of double number as degree.
• Some small fix in the code, that don't touch functionality.
• Completely rewrite README to give more information about package.
• Rename UniformDistributions into ContinuousUniformDistributions class.

0.0.20

• Add UniformDistributions class.
• Change some lines of code in Mean class.

0.0.19

• Moves isUpperTriangular() method to SquareMatrix class.
• Add isLowerTriangular(), cholesky(), isIndefinite(), lu() method to SquareMatrix class.
• Add qr() method to Matrix class.
• Add isPositiveDefinite(), isPositiveSemiDefinite(), isNegativeDefinite() and isNegativeSemiDefinite() methods to SquareMatrix class.
• Fix inverse() method of SquareMatrix class.
• Rename eigenDecomposition() to eigen() method of SquareMatrix class.

0.0.18

• Add lerp() method to TensorBase class.
• Add condition() method to Matrix class.
• Fix eliminate() method of SquareMatrix class.
• Add toComplex() method to Number class;
• Add some internal helper methods.

0.0.17

• Add reduce(), any(), every(), map(), toList() methods to TensorBase class.
• Add TensorBase.generate constructor and to its subclasses.
• Rename transform() method of Vactor and Matrix to map().
• Add statistic subsection with Mean class.
• Add itemAt() and setItem() methods to Tensor3 and Tensor4 classes.

0.0.16+1

• Fix preciseTo() method of Double class.

0.0.16

• Add Tensor3 class for work with three-dimensional tensors.
• Remove VectorBase, MatrixBase classes.
• Add TensorException class.

0.0.15

• Moves functionality of CompositeNumber class to Integer class.

0.0.14+1

• Downgrade required Dart SDK to 2.1.0-dev.9.4.

0.0.14

• Remove Complex.toComplex() constructor.
• Rewrite calculate() method of EquationBase class to calculate complex roots.
• Change return object of eigenDecomposition() method of SquareMatrix class.
• Fix calculate() method of CubicEquation class.
• Allow * and / operators of Complex class for work with real numbers.
• Create CopyableMixin which extends MatrixBase, VectorBase and Complex classes.
• Add isReal(), conjugate() and toReal() methods to Complex class.
• Change rootsOf() method of Complex class to return all roots.
• Add Number, Integer and Double classes in subsuction of discrete mathematics.
• Implement *, /, + and - operators for new types.
• Small changes in README.

0.0.13

• Rename multiplyByMatrix() to matrixProduct() of MatrixBase class.
• Fix gaussian() method.
• Add eigenDecomposition() method to SquareMatrix class.
• Add svd() method to MatrixBase class.

0.0.12

• Add swapRows(), swapColumns(), submatrix(), gaussian(), rank() and isUpperTriangle() methods to MatrixBase class.
• Distinct insert(Row/Column)() to (replace/append)(Row/Column)() methods of MatrixBase class.
• Split toMatrix() mathod of VectorBase class to toMatrix(Row/Column)() methods.
• Move / operator to SquareMatrix class from MatrixBase.
• Removes _multiplyByVector() method from MatrixBase class.
• Change methods for work with rows and columns of matrix to work with self instance.
• Set data to private and create getter with the same name which returns copy of data.
• Add CONTRIBUTING.md.

0.0.11

• Removes overridden multiplyByVector() method in DiagonalMatrix class.
• Change multiplyByVector() and multiplyBy() methods to private methods.
• Comment eigenDecomposition() and svd() methods of SquareMatrix class - they aren't finished.
• Rename I class to Complex class.
• Implement rootOf() and pow() methods of Complex class.

0.0.10

• Fix QuadraticEquation's and CubicEquation's calculate() method.
• Fix factorizate() method of CompositeNumber class.
• Implement *, /, + and - operators for complex number I.
• Add module, argument getters to I class.
• Changed double type of elements to num type.
• Override == operator for MatrixBase, VectorBase and Complex classes.

0.0.9

• Override *, /, + and - operators of VectorBase class.
• Removes add() and subtract() methods of VectorBase class.
• Override *, /, + and - operators of MatrixBase class.
• Removes add() and subtract() methods of MatrixBase class.

0.0.8

• Unit number_theory and linear_algebra into discrete_mathematics.
• Add Probability theory subsection with NumbersGenerator class.
• Correct title in LICENSE.

0.0.7

• Add Complex analysis, General and Number theory sections.
• Implement QuadraticEquation and CubicEquation classes of General section.
• Implement CompositeNumber of Number theory section.
• Add eliminate() method to SquareMatrix class.

0.0.6

• Add rowAsVector(), columnAsVector() methods to MatrixBase class.
• Override multiplyByVector() and inverse() methods in DiagonalMatrix class.
• Add isSymmetric() and isOrthogonal() methods to SquareMatrix class.
• Add hadamardProduct(), transform(), isUnit(), isOrthogonalTo(), isOrthonormalWith() methods to VectorBase class.

0.0.5

• Inner refactoring of support methods.
• Create DiagonalMatrix class.
• Add isSquare(), isDiagonal(), isIdentity(), mainDiagonal(), toSquareMatrix() and toDiagonalMatrix() methods to MatrixBase class.
• Add length getter and crossProduct() method to VectorBase class.

0.0.4

• Add frobeniusNorm() method to MatrixBase class.
• Add norm(), euclideanNorm(), maxNorm() and angleBetween() methods to VectorBase class.
• Fix dot() method of VectorBase class.

0.0.3

• Add isIdentity(), replaceRow() and replaceColumn methods to MatrixBase class.
• Add inverse(), isSingular() and isNotSingular() methods to SquareMatrix class.
• Fix getDeterminant() method.
• Small changes in classes with access to items of matrices and vectors.

0.0.2

• Add and implement add(), subtract() methods to Vector class.
• Add SquareMatrix class.
• Implement getDeterminant() methods of SquareMatrix class.
• Add identity() constructor for matrices.
• Move generate() constructor from Matrix class to MatrixBase and add to it identity parameter.

0.0.1

• Add Vector, Matrix and Tensor classes for working with according objects of linear algebra.
• Implements addition, subtraction, multiplication methods of Vector and Matrix.