All Versions
82
Latest Version
Avg Release Cycle
34 days
Latest Release
737 days ago

Changelog History
Page 6

  • v0.31.0 Changes

    July 02, 2017

    🆕 New Features

    • Hypergeometric distribution
    • Discrete uniform distribution

  • v0.30.0 Changes

    June 11, 2017

    🆕 New Features

    • Dirichlet multivariate distribution
    • Gamma distribution
    • 🎉 Initial eigenvalue matrix method
    • 🎉 Initial eigenvector matrix method
    • Confidence ellipse

    👌 Improvements

    • Internal Bitwise addition

  • v0.29.0 Changes

    May 21, 2017

    🆕 New Features

    • Matrix rank
    • ObjectArithmetic interface
    • Polynomial implements ObjectArithmetic
    • ObjectSquareMatrix
    • Polynomial negate

    👌 Improvements

    • 🔨 Refactor Matrix REF algorithm
    • 🔨 Refactor Matrix RREF algorithm
    • 👌 Support functions for better handling of infinitesimal floating-point zero-like quantities
    • 🛠 Fix bug in Polynomial degree calculation
    • 🔨 Refactored Polynomial::add() to be simpler and faster

  • v0.28.0 Changes

    May 02, 2017

    🆕 New Features

    • Matrix adjugate
    • Polynomial subtract

    👌 Improvements

    • 🔨 Internal refactoring/improvements
      • Tests namespace for unit tests
      • Standardize method naming convention
      • Update PHPUnit exception assertion
      • Replace class strings in tests with class constants

  • v0.27.0 Changes

    April 23, 2017

    🆕 New Features

    • Matrix
      • Cholesky decomposition
      • isRref
      • Exchange matrix
      • isInvolutory
      • isSignature
      • Hilbert matrix
      • isUpperBidiagonal
      • isLowerBidiagonal
      • isBidiagonal
    • Quartic function roots
    • Trigonometry unit circle
    • Integer
      • isOdd
      • isEven

  • v0.26.0 Changes

    April 15, 2017

    🆕 New Features

    • 🎉 Initial Complex number class
    • 👍 Complex number support to quadratic and cubic equations
    • 🎉 Initial Eigenvalue strategy class (2x2 and 3x3 matrices using root equations)
    • Matrix
      • isLowerTriangular
      • isUpperTriangular
      • isTriangular
      • isDiagonal
    • Beta function convenience method

    👌 Improvements

    • ➕ Add BadDataException to LeastSquares regression method trait if degrees of freedom is 0
    • Complex Root of Quadratic Function

  • v0.25.0 Changes

    April 01, 2017

    🆕 New Features

    • Matrix
      • isSingular
      • isNonsingular
      • isInvertible
      • leadingPrincipalMinor
      • isPositiveDefinite
      • isPositiveSemidefinite
      • isNegativeDefinite
      • isNegativeSemidefinite
    • Number Theory
      • Integer coprime
    • Arithmetic
      • digitSum
      • digitalRoot
    • Basic sequences
      • digitSum
      • digitalRoot

  • v0.24.0 Changes

    March 26, 2017

    🆕 New Features

    • Arithmetic cube root
    • Algebra cubic equation
    • Matrix Kronecker sum
    • Vector Kronecker product
    • Number theory prime factorization

    👌 Improvements

    • 👌 Improved quadratic equation edge case handling

  • v0.23.0 Changes

    March 12, 2017

    🆕 New Features

    • Number Theory - Integers
      • Perfect powers
    • Advanced Sequences
      • Perfect powers
      • Not perfect powers
      • Primes up to n
    • Algebra
      • Quadratic equation

  • v0.22.0 Changes

    January 31, 2017

    🆕 New Features

    • Circular statistics (directional statistics)
      • Circular mean
      • Resultant length
      • Mean resultant length
      • Circular variance
      • Circular standard deviation
      • Describe
    • Finance profitability index

    👌 Improvements

    • ⚡️ Update Finance payback to be both simple and discounted payback