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rubix/tensor

4.1.01.8M downloads/moRubixML/Tensor ↗New releases in your daily digest, changelog included.

A library that provides objects for scientific computing in PHP.

Last release today
07 Oct 2026
Ships unpredictably
gaps range from 9 days to 2.5 years
Some releases are documented
notes for 14 of 32 stable releases
Nothing withdrawn
no release was ever pulled
8 years old
36 releases · first in 2018

Release timeline

36 releases since 2018

20182020202220242026

Releases

4.1.07 Oct 2026
Added softplus() and erf() special functions
Added softplus() and erf() special functions

Added reciprocal sqrt rsqrt() operation to unary interface

Added sinh() and cosh() trigonometric functions
Open source →
4.0.029 Sept 2026Deprecated
build() and quick() factory methods are now deprecated
Added fromArray() factory method to build from PHP array

build() and quick() factory methods are now deprecated

Removed poisson() factory method from Matrix and Vector

Tensor constructors are no longer public

Modulus results no longer rounded to nearest integer

Standardized serial representation with extension

Rename Special interface to Reductions and Algebraic to Unary

Added sigmoid() to the Unary interface

Added tanh() to the Trigonometric interface

Added a Special interface holding softmax()

Merged the Statistical interface into Reductions and removed Statistical

SVD::singularValues() and Eigen::eigenvalues() now return a Vector

Eigendecomposition now returns both real and imaginary parts

Added padding argument to convolve()

One column per quarter.

4.0.0-rc2pre-release

Added padding argument to convolve()

Added padding argument to convolve()

Open source →

4.0.0-rc128 Sept 2026pre-releaseDeprecated

build() and quick() factory methods are now deprecated

Added fromArray() factory method to build from PHP array
build() and quick() factory methods are now deprecated
Removed poisson() factory method from Matrix and Vector
Tensor constructors are no longer public
Modulus results no longer rounded to nearest integer
Standardized serial representation with extension
Rename Special interface to Reductions and Algebraic to Unary
SVD::singularValues() and Eigen::eigenvalues() now return a Vector
Eigendecomposition now returns both real and imaginary parts

Open source →

3.1.018 Sept 2026

Implemented the singular value decomposition (SVD) in the pure-PHP library

Implemented the singular value decomposition (SVD) in the pure-PHP library
Implemented the Moore-Penrose pseudoinverse in the pure-PHP library via SVD
Implemented the eigendecomposition in the pure-PHP library

Open source →

3.0.1118 Sept 2026

Fixed RREF/REF pivot float tolerance

Update to Zephir 1.5.0
Fixed RREF/REF pivot float tolerance
RREF now zeroes the tail if below EPSILON
rank(), fullRank(), and inverse() are now consistent
Matrix::inverse() now throws a RuntimeException on singular input
Matrix::inverse() now throws an InvalidArgumentException on non-square input
Fix Poisson distribution when lambda is zero
Added square check to inverse()
Cholesky decompose() now throws a RuntimeException on non-positive-definite input
Added the SingularMatrix exception
The extension now reduces singular matrices to REF and RREF instead of throwing

Open source →

3.0.1018 Sept 2026

Update to Zephir 0.23, adds support for PHP 8.5

Update to Zephir 0.23, adds support for PHP 8.5
Fixed Matrix and Vector build() validation
Fixed bug in Matrix row variance
Fixed LU decomposition pivot selection, singular matrices now throw a RuntimeException
Fixed undefined array key in Vector and Matrix quantile at q=1.0 or with a single element
Fix extension rank() operation
Fixed reduce() callback argument order inconsistency between Matrix and Vector
Fix covariance() summation axis
Fixed Vector notEqualMatrix throwing InvalidArgumentException instead of DimensionalityMismatch
Fixed memory leak in the extension on the failure path of inverse, pseudoinverse

Open source →

3.0.515 Mar 2024

Update Zephir dependency to 0.17

Update Zephir dependency to 0.17

Open source →

3.0.420 Sept 2023

Fix bug in Vector less equal operation

Fix bug in Vector less equal operation

Open source →

3.0.33 Apr 2022

Compensate for PHP 8.1 backward compatibility issues

Compensate for PHP 8.1 backward compatibility issues

Open source →

3.0.22 Apr 2022

Added PHP 8.1 support to the extension

Added PHP 8.1 support to the extension

Open source →

3.0.131 Oct 2021

Add positive semi-definite typehinting

Add positive semi-definite typehinting

Open source →

3.0.06 Jun 2021

No changes

No changes

Open source →

3.0.0-beta25 May 2021pre-releaseDeprecated

Remove previously deprecated items

Add support for PHP 8.0 in the extension
Drop extension support for PHP 7.2 and 7.3
Tensors only compute floating point operations
Remove dependency on JAMA library
Remove previously deprecated items
Matrix returns vector on row access
Added Algebraic and Special function interfaces

Open source →

2.2.325 May 2021

Remove dependency on pthreads

Remove dependency on pthreads

Open source →

2.2.21 Apr 2021

Compensate for PSR-4 issues

Compensate for PSR-4 issues

Open source →

2.2.18 Mar 2021

Optimize 2D convolution operation

Optimize 2D convolution operation
Fix and optimize vector convolve 1D operation

Open source →

2.2.028 Feb 2021