SymEngine v0.11.2

What's Changed

Bug Fixes

• Support Flint3 by @isuruf in #1985, #1988
• Minor fix for SBML printing of piecewise function by @lkeegan in #1991
• Fix deprecated function declarations by @thilinarmtb in #1977
• Fix doc rendering by @HaoZeke in #1968
• Fix README.md: Change from Travis-CI to GitHub Actions by @cclauss in #1986

Contributors

• Rohit Goswami
• Thilina Bandara Rathnayake
• Ondřej Čertík
• Isuru Fernando
• Christian Clauss
• Liam Keegan

Full Changelog: v0.11.1...v0.11.2

v0.11.1

What's Changed

• Change the version in CMakeLists.txt by @certik in #1979

Full Changelog: v0.11.0...v0.11.1

v0.11.0

What's Changed

• In subs, check if coeff is a number and use a faster code path by @isuruf in #1962
• use new llvm pass manager instead of legacy pass manager by @lkeegan in #1963
• Check that INTEGER_CLASS=boostmp is not used with FLINT, ARB or MPFR by @autoantwort in #1971
• Exposing the has_symbol function through cwrapper.h by @anutosh491 in #1978

New Contributors

• @autoantwort made their first contribution in #1971
• @anutosh491 made their first contribution in #1978

Full Changelog: v0.10.1...v0.11.0

SymEngine v0.10.1

This release fixes some compilation failures due to build system issues.
No new features or bug fixes in the release.

SymEngine v0.10.0

Build system changes

• cmake: fix pthread detection - #1911

New Features:

• Add support for LLVM 16 - #1954
• Add support for Matrix expressions - #1918
• Add Intersection class - #1893
• Add functions to convert to and from hex strings - #1936
• Add is_real to CSRMatrix - #1917
• Add sympy names for Eq, Lt, etc in parsing - #1930
• Support Mul and Pow in is_real - #1923
• Refine for min and max - #1814
• Refine interval from -inf to +inf to Reals - #1894
• Support NaN in LLVM- and Lambda visitors - #1888
• Canonicalize Piecewise to remove redundant conditions - #1890

Bug Fixes

• Handle Piecewise in TransformVisitor (for e.g. cse) - #1953
• Fix run-time warnings when using llvm 15 - #1945
• Handle denominator of zero explicitly for boost - #1942
• Use the correct free function when printing GMP numbers - #1940
• Fix (-x)**I - #1915
• Fix complex double serialization - #1913
• Fix substituting I - #1916
• Fix Mul canonical to match that of Pow canonical - #1900

People who contributed to the release:

• Rikard Nordgren
• Björn Dahlgren
• Isuru Fernando
• Brandon Bocklund
• Jialin Ma
• Sam James
• Gabriel Baraldi
• Liam Keegan
• Christian Gould

SymEngine v0.9.0

Build system changes

• Cereal is a hard dependency now. By default, the vendored copy
  is used, but cmake option WITH_SYSTEM_CEREAL can be turned on
  to use an external installation.

New Features

• Serialization using cereal - #1704, #1867, #1871
• Support Piecewise in parser - #1882
• Add sets Naturals and Naturals0 - #1874
• Add Tuple class - #1873
• Product of n terms in cwrapper - #1880
• Refine x**n**k => x**(n*k) in certain cases - #1863
• Support set of complex numbers by assumptions - #1841
• Refine log of integers which are perfect powers - #1864
• Add function to decompose perfect powers - #1862
• Add logarithm power rule to refine - #1861
• Add sets to cwrapper - #1845
• Add is_algebraic and is_transcendental - #1819
• First version of simplify - #1831
• Add ceiling and floor to cwrapper - #1851
• Add polygonal numbers and polygonal roots functions - #1688
• sbml parser: add support for zero arg function symbols - #1844
• Add boundary, closure and interior of Set - #1834

Bug Fixes

• Fix building docs - #1856
• Fix unicode printer for windows - #1872
• Return NaN when subs results in 0/0 - #1853
• Fixes for "static initialization order fiasco" - #1849

People who contributed to the release:

• Isuru Fernando
• Björn Dahlgren
• Rikard Nordgren
• Alec Edgington
• Liam Keegan
• Pieter Eendebak
• Rohit Goswami
• Zgoda Iu.N

SymEngine v0.8.1

Bug Fixes

• Fixes a compilation failure on MSVC2017

SymEngine v0.8.0

Breaking changes

• Let 0 * real be exactly 0 (fix #1559) - #1769
• Return SYMENGINE_NOT_IMPLEMENTED in basic_solve_poly - #1668

New Features

• Add SBML infix parsing and printing - #1785
• Add refine function - #1800
• Add unicode printer - #1782
• Allow assumptions in is_positive etc - #1795, #1765, #1793
• Add is_polynomial, is_complex, is_integer, is_finite, is_infinite, is_nonzero, is_odd, is_even, is_rational and is_irrational - #1747, #1753, #1775, #1764, #1776, #1817, #1818
• Add optional local_parser_constants to Parser - #1773
• Add primorial, primepi function - #1762, #1771
• Add rewrite_as_sin - #1778
• Add floor, ceiling functions to parser - #1783
• Add logical operators to subs - #1797
• Add sup and inf for sets - #1813
• Add set of complex numbers - #1811
• Wrap add(vector) in C - #1829

Bug Fixes

• Check for libflint-arb as well as libarb - #1749
• Fixes segfault when parsing long expressions - #1805
• Fix compatibility with newer boost versions - #1803
• fix naming of llvm intrinsics - #1751
• Mark some RCP functions as const - #1756
• Support parsing unary plus (fixes #1720) - #1767
• Simplify floor(constant + integer) to integer - #1763
• Add Assumptions class - #1759
• Better symbols for number sets in LaTeX printing - #1760
• Fix rationals not being canonicalized with boost - #1788
• LLVM intrinsics fixes for new LLVM versions - #1810, #1823
• Use SymEngine exceptions in LLVMVisitor - #1824
• Fix building with cotire - #1825
• Fix exp(x + num)/exp(x) not evaluating - #1828
• Fix exception handling for basic_diff - #1830

People who contributed to the release:

• Jialin Ma
• Naveen Sai
• Liam Keegan
• Isuru Fernando
• Peter Schmitteckert
• Rikard Nordgren
• Alec Edgington
• Björn Dahlgren
• Tom Barrett

SymEngine v0.7.0

Breaking changes

• Rename typeID enums to avoid conflicts - #1656

Build system changes

• Support LLVM 11 - #1678, - #1691
• Support Apple Silicon - #1735
• Allow using symengine as a subdirectory in other CMake projects - #1670
• Partial support for Oracle Development Studio - #1657

New Features

• Add Float & LongDouble LLVMVisitors to cwrapper - #1645
• Add is_positive_definite for DenseMatrix - #1710
• Add set of Rationals - #1713
• Add trace for DenseMatrix - #1706
• Add tests for diagonal dominance for DenseMatrix - #1707
• Add is_positive, is_nonpositive, is_negative and is_nonnegative - #1705
• Add test methods for zero, real, diagonal, symmetric and hermitian matrices - #1703
• Add tribool type and update is_zero to return tribool - #1698
• Add elementwise_mul_matrix method for Dense and CSR matrices - #1693
• Add Integers set - #1695
• Add conjugate, conjugate_transpose and is_square for matrices - #1690
• Add function_symbols() method to get all function_symbols - #1687
• Add Reals set - #1686
• Parse atan2 in the string parser - #1664
• Add UnevaluatedExpr - #1641

Bug Fixes

• Fix a segfault in lambda_double.h - #1734
• Fix LambdaRealDoubleVisitor use-after-free issue - #1722
• Fix subs with coefficient in Mul - #1655
• Fix union of FiniteSet containing symbols and Interval - #1650
• Faster determinant and Eigen Value Calculation - #1651
• Fix a crash in CSRMatrix - #1700
• Fix checking for float zero in matrix operations - #1683
• Fix some warnings on windows - #1663
• Fix return value of basic_solve_poly - #1635
• Add support for newer versions of binutils - #1714

People who contributed to the release:

• Jialin Ma
• Isuru Fernando
• Björn Dahlgren
• Rikard Nordgren
• Ondřej Čertík
• Will Simmons
• myd7349
• Fabian Köhler

SymEngine v0.6.0

Bug Fixes

• Use opt_level in code generation - #1615
• Add const qualifier to call method in LLVM visitors - #1619
• Update license for Bison parser code and cotire code - #1627, #1628
• Hide LLVM symbols in osx - #1629
• Fix linsolve segfault - #1632

Build system changes

• Support for LLVM 10 - #1636

New Functionality

• Add cancel method - #1625
• Add opt_level to some init calls - #1615
• Add Julia specialization for print calls - #1616

People who contributed to the release:

• Simon Stelter
• Isuru Fernando
• Roger Luo
• Björn Dahlgren
• Jogi Miglani
• Ondřej Čertík
• Jialin Ma
• Liam Keegan