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‎CHANGELOG.md‎

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<section class="release" id="unreleased">
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## Unreleased (2026-04-08)
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## Unreleased (2026-04-09)
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<section class="features">
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@@ -725,6 +725,7 @@ A total of 92 issues were closed in this release:
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<details>
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- [`121f2c0`](https://github.com/stdlib-js/stdlib/commit/121f2c054f54a7e698da43ff6df554fd0ecae7da) - **test:** migrate `math/base/special/hyp2f1` to ULP-based testing [(#11297)](https://github.com/stdlib-js/stdlib/pull/11297) _(by Nirmal Jyoti Biswas)_
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- [`bd60a20`](https://github.com/stdlib-js/stdlib/commit/bd60a209ca4b0989663edbbc591bc7da80294827) - **build:** update R version to 4.2.0 in lint workflows [(#11262)](https://github.com/stdlib-js/stdlib/pull/11262) _(by Mara Averick)_
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- [`236975e`](https://github.com/stdlib-js/stdlib/commit/236975ef9628ac4c6b9e867325e37a2d9e641ba2) - **chore:** fix C lint errors [(#11313)](https://github.com/stdlib-js/stdlib/pull/11313) _(by Geo Daoyu)_
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- [`2840211`](https://github.com/stdlib-js/stdlib/commit/2840211cbf8ce9d996acdf0d798dcf5e59e5c075) - **test:** migrate `math/base/special/cos` to ULP-based testing [(#11281)](https://github.com/stdlib-js/stdlib/pull/11281) _(by Nirmal Jyoti Biswas, Karan Anand)_

‎LICENSE‎

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@@ -181,6 +181,15 @@ The library links against the following external libraries or contains
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implementations from the following external libraries, which have their own
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licenses:
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* FreeBSD <https://svnweb.freebsd.org/>
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Copyright (C) 1993-2004 by Sun Microsystems, Inc. All rights reserved.
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Developed at SunPro, a Sun Microsystems, Inc. business.
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Permission to use, copy, modify, and distribute this
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software is freely granted, provided that this notice
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is preserved.
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* Boost <http://www.boost.org/LICENSE_1_0.txt>
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Boost Software License - Version 1.0 - August 17th, 2003
@@ -207,42 +216,6 @@ FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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* SpecialFunctions.jl <https://raw.githubusercontent.com/JuliaMath/
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SpecialFunctions.jl/02a173fbe24a61c4b392aec17a9764ac5727feb1/LICENSE>
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The MIT License (MIT)
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Copyright (c) 2017 Jeff Bezanson, Stefan Karpinski, Viral B. Shah, and others:
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https://github.com/JuliaMath/SpecialFunctions.jl/graphs/contributors
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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* FreeBSD <https://svnweb.freebsd.org/>
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Copyright (C) 1993-2004 by Sun Microsystems, Inc. All rights reserved.
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Developed at SunPro, a Sun Microsystems, Inc. business.
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Permission to use, copy, modify, and distribute this
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software is freely granted, provided that this notice
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is preserved.
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* Go <https://raw.githubusercontent.com/golang/go/master/LICENSE>
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Copyright (c) 2009 The Go Authors. All rights reserved.
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Stephen L. Moshier
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moshier@na-net.ornl.gov
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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Apache License
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Version 2.0, January 2004
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http://www.apache.org/licenses/
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Stephen L. Moshier
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moshier@na-net.ornl.gov
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* FDLIBM <http://www.netlib.org/fdlibm/>
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Copyright (C) 2004 by Sun Microsystems, Inc. All rights reserved.
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Developed at SunPro, a Sun Microsystems, Inc. business.
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Permission to use, copy, modify, and distribute this
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software is freely granted, provided that this notice
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is preserved.
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Apache License
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Version 2.0, January 2004
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http://www.apache.org/licenses/
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* SLATEC Common Mathematical Library <https://netlib.org/slatec/>
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Public domain.
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* Faddeeva <http://ab-initio.mit.edu/wiki/index.php/Faddeeva_Package#License>
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Copyright (c) 2012 Massachusetts Institute of Technology
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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* SpecialFunctions.jl <https://raw.githubusercontent.com/JuliaMath/
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SpecialFunctions.jl/02a173fbe24a61c4b392aec17a9764ac5727feb1/LICENSE>
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The MIT License (MIT)
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Copyright (c) 2017 Jeff Bezanson, Stefan Karpinski, Viral B. Shah, and others:
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https://github.com/JuliaMath/SpecialFunctions.jl/graphs/contributors
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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Developed at SunPro, a Sun Microsystems, Inc. business.
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Permission to use, copy, modify, and distribute this
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software is freely granted, provided that this notice
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is preserved.
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Apache License
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Version 2.0, January 2004
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http://www.apache.org/licenses/
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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Apache License
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Version 2.0, January 2004
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http://www.apache.org/licenses/
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* SLATEC Common Mathematical Library <https://netlib.org/slatec/>
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Public domain.
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‎base/special/hyp2f1/test/test.js‎

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// MODULES //
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var tape = require( 'tape' );
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var abs = require( './../../../../base/special/abs' );
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var isnanf = require( './../../../../base/assert/is-nanf' );
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var EPS = require( '@stdlib/constants/float64/eps' );
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var PINF = require( '@stdlib/constants/float64/pinf' );
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var isAlmostSameValue = require( '@stdlib/assert/is-almost-same-value' );
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var hyp2f1 = require( './../lib' );
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tape( 'the function correctly evaluates the hypergeometric function', function test( t ) {
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var delta;
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var tol;
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var b;
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t.strictEqual( v, PINF, 'returns expected value' );
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continue;
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}
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delta = abs( v - expected[ i ] );
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tol = EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. a: ' + a[ i ] + ' b: ' + b[ i ] + ' c: ' + c[ i ] + ' x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Delta: ' + delta + '. Tolerance: ' + tol + '.' );
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t.strictEqual( isAlmostSameValue( v, expected[ i ], 1 ), true, 'returns expected value' );
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t.end();
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tape( 'the function correctly evaluates the hypergeometric function', function test( t ) {
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delta = abs( v - expected[ i ] );
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tol = EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. a: ' + a[ i ] + ' b: ' + b[ i ] + ' c: ' + c[ i ] + ' x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Delta: ' + delta + '. Tolerance: ' + tol + '.' );
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t.strictEqual( isAlmostSameValue( v, expected[ i ], 1 ), true, 'returns expected value' );
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tape( 'the function correctly evaluates the hypergeometric function', function test( t ) {
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var tol;
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delta = abs( v - expected[ i ] );
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tol = 7.0 * EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. a: ' + a[ i ] + ' b: ' + b[ i ] + ' c: ' + c[ i ] + ' x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Delta: ' + delta + '. Tolerance: ' + tol + '.' );
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t.strictEqual( isAlmostSameValue( v, expected[ i ], 7 ), true, 'returns expected value' );
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tape( 'the function correctly evaluates the hypergeometric function', function test( t ) {
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var tol;
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t.ok( delta <= tol, 'within tolerance. a: ' + a[ i ] + ' b: ' + b[ i ] + ' c: ' + c[ i ] + ' x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Delta: ' + delta + '. Tolerance: ' + tol + '.' );
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t.strictEqual( isAlmostSameValue( v, expected[ i ], 18 ), true, 'returns expected value' );
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tape( 'the function correctly evaluates the hypergeometric function', function test( t ) {
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delta = abs( v - expected[ i ] );
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tol = 17.0 * EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. a: ' + a[ i ] + ' b: ' + b[ i ] + ' c: ' + c[ i ] + ' x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Delta: ' + delta + '. Tolerance: ' + tol + '.' );
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t.strictEqual( isAlmostSameValue( v, expected[ i ], 33 ), true, 'returns expected value' );
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tape( 'the function correctly evaluates the hypergeometric function', function test( t ) {
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var b;
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/*
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tol = 260000.0 * EPS * abs( expected[ i ] );
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t.ok( delta <= tol, 'within tolerance. a: ' + a[ i ] + ' b: ' + b[ i ] + ' c: ' + c[ i ] + ' x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '. Delta: ' + delta + '. Tolerance: ' + tol + '.' );
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t.strictEqual( isAlmostSameValue( v, expected[ i ], 294333 ), true, 'returns expected value' );
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}
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t.end();
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});

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