https://github.com/janverschelde/PHCpack

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Revision Author Date Message Commit Date
4176e09 updated documentation for version 2.3.96 of PHCpack 27 November 2014, 02:51:24 UTC
1229cbe updated documentation for version 0.2.5 of phcpy 27 November 2014, 02:46:30 UTC
a3b7b0a updated documentation line for release 2.3.96 27 November 2014, 02:34:59 UTC
130c2c3 added award number 27 November 2014, 02:30:58 UTC
bb20bc3 updated procedure to test multitasking continuation 27 November 2014, 02:23:56 UTC
3503580 added test on accuracy of back substitution 27 November 2014, 02:05:14 UTC
445be0c fixed comment block end 27 November 2014, 00:58:42 UTC
4f197c8 new module interface.py with refactored load/store functions from solver which causes various other changes to version 0.2.5 of phcpy 26 November 2014, 22:41:30 UTC
53466dd adjusted the version number in the greetings 26 November 2014, 21:39:41 UTC
2e9ca05 added print statements with messages in case of failure to store a string representation for a polynomial or in case of failure to append a solution string to the interface 26 November 2014, 21:35:35 UTC
f26e9e4 improved wrapper Python code for mixed_volume() in phcpy.solver 26 November 2014, 17:03:02 UTC
97b79d9 added checks to test end of string when parsing string for a polynomial 26 November 2014, 16:20:04 UTC
7a6460f returned failure code when storing polynomials and solutions in Python interface 26 November 2014, 15:39:15 UTC
17338cf print messages when failing to parse a string for a polynomial 26 November 2014, 03:46:10 UTC
5be5409 better exception handling message in gateway to C code when parsing a string for a polynomial 26 November 2014, 03:43:30 UTC
1968e12 improved exception handling messages when parsing a string into a polynomial with standard double precision complex coefficients 26 November 2014, 03:41:01 UTC
aad325b fixed bugs in sets.py 25 November 2014, 16:09:49 UTC
e776ad3 minor changes for pylint warnings 25 November 2014, 15:54:17 UTC
f464393 added variable precision Newton steps function to the solver module of phcpy 25 November 2014, 03:41:06 UTC
711489f explicit testing on log10(0.0) to avoid exceptions in variable precision Newton 25 November 2014, 03:29:29 UTC
80847b0 functions added for the Python interface to variable precision Newton steps 24 November 2014, 16:19:44 UTC
0b043fc variable precision Newton steps accessible in the C interface 24 November 2014, 02:30:18 UTC
9d1d08f extra job in Ada gateway to C for variable precision Newton's method 24 November 2014, 02:27:24 UTC
83f21ff extended length of strings when writing double double complex vectors to strings 24 November 2014, 02:18:31 UTC
2769550 added split method to spit the string representations of polynomials 24 November 2014, 02:04:04 UTC
6b5af75 added and commented out exception handlers to trace a bug 23 November 2014, 01:31:52 UTC
a91d690 extended length of strings when writing complex vectors in standard precision to strings to account for tiny numbers 23 November 2014, 01:24:06 UTC
14d3841 extended length of strings when writing complex numbers in double double and quad double precision to strings 23 November 2014, 01:20:55 UTC
a338cf2 bug fix in writing complex numbers with tiny parts to strings 23 November 2014, 01:14:16 UTC
eed97a7 extra 9-th option of phc -v gives access to variable precision Newton steps 23 November 2014, 00:13:14 UTC
f03e695 variable precision Newton steps to verify solutions of Laurent polynomial systems added and tested 21 November 2014, 22:26:29 UTC
7e023ce improved condition numbers for performing variable precision Newton steps for problems with small residuals 21 November 2014, 17:06:40 UTC
2d30996 completed condition number computations for Laurent polynomial systems, separating numerators from denominators in the inverse condition numbers 21 November 2014, 16:49:44 UTC
cbfb7b1 extended procedures from polynomial to function to compute condition numbers with numerators and denominators as extra output 21 November 2014, 02:56:59 UTC
02f4761 in condition number calculations of polynomial evaluations, separated numerator from the denominator 21 November 2014, 02:18:18 UTC
1d2c985 added high level driver to variable precision Newton steps 20 November 2014, 22:04:17 UTC
eef9847 new package to encapsulate running of sequences of variable precision Newton steps on lists of solutions of polynomial systems 20 November 2014, 18:56:40 UTC
73f17d0 fixed bug while testing variable precision Newton steps on random conditioned root problems 20 November 2014, 02:35:55 UTC
2598a08 sequence of Newton steps with variable precision 20 November 2014, 01:57:24 UTC
4ec1187 variable precision Newton steps executed at different levels of precision 19 November 2014, 22:19:33 UTC
de050e0 test on estimated condition number of root problem in arbitrary multiprecision 19 November 2014, 21:07:30 UTC
9858b5e bug fix in line by line writing of terms of multiprecision polynomials 19 November 2014, 19:27:26 UTC
2e74bf3 upper bound on precision and increment precision with 25% in estimator for loss of accuracy of Newton step 19 November 2014, 02:34:18 UTC
8b30deb arbitrary multiprecision version to estimate loss of accuracy in Newton step 18 November 2014, 22:09:32 UTC
b799d1c parse/write multiprecision complex vectors from/to strings 18 November 2014, 20:43:27 UTC
72102e8 parsing/writing multiprecision floating-point and complex numbers from/to strings 18 November 2014, 16:52:32 UTC
8c7b524 estimating loss of accurate decimal places in Newton's method at various levels of precision 17 November 2014, 22:15:23 UTC
ff1e7d5 parse/write double, double double, and quad double complex vectors from/to strings 17 November 2014, 22:07:33 UTC
8bcfd58 added get/put procedures to parse/write double double and quad double complex numbers from/to strings 17 November 2014, 22:00:35 UTC
4254d4c updated makefiles for the new test programs 17 November 2014, 19:51:45 UTC
83b98f3 parse/write complex vectors in standard precision from/to strings 17 November 2014, 19:50:28 UTC
aa322c6 parsing strings for complex numbers and writing complex numbers to strings 17 November 2014, 19:08:20 UTC
14178ee removed the Minimum function from the procedure to test the variable precision Newton's method 17 November 2014, 03:02:43 UTC
a706c0e added procedures to do a Newton step with a wanted number of accurate decimal places in the solution 17 November 2014, 02:38:57 UTC
64e1022 added wanted number of accurate decimal places in variable precision Newton's method test procedure 16 November 2014, 22:54:40 UTC
7c53dca tests on running Newton's method at various level of precision on random conditioned root problems 16 November 2014, 00:25:06 UTC
0af94ee code to generate polynomial system evaluations with prescribed condition and prescribed values for the Jacobian matrix at the generated point 14 November 2014, 21:55:10 UTC
59fb8a7 procedure to set up random polynomial systems with prescribed condition number for their evaluation 14 November 2014, 17:07:04 UTC
4b3b1af variable precision Newton steps with arbitrary multiprecision arithmetic 13 November 2014, 15:45:52 UTC
bba9da7 updated makefiles for new program to test variable precision Newton's method 12 November 2014, 21:38:42 UTC
6203e09 new package to perform Newton steps in variable precision 12 November 2014, 21:37:38 UTC
1e5e9ab added example of Stefano Taschini as complex Laurent polynomial test case 12 November 2014, 03:24:33 UTC
d89cdd2 condition number calculations for Laurent polynomials added 11 November 2014, 22:09:52 UTC
593b9b2 added functions to compute the condition number of polynomial system evaluation 11 November 2014, 15:45:34 UTC
c8e221f evaluators of polynomials with condition number estimators 11 November 2014, 03:44:24 UTC
df77d77 random polynomials with prescribed gradient at a point 10 November 2014, 17:43:51 UTC
d79836c added arbitrary multiprecision version to compute the inverse of the condition number of polynomial evaluation 10 November 2014, 01:33:58 UTC
2194134 fixed bug in writing of multiprecision complex numbers 10 November 2014, 01:07:08 UTC
556bb60 added versions for arbitrary multiprecision arithmetic 09 November 2014, 23:02:03 UTC
4175ecf package to generate polynomial evaluation problems with given condition number 09 November 2014, 21:53:11 UTC
d02d16c updated makefile for Linux 09 November 2014, 00:45:14 UTC
1a6273e updated makefiles for new test program 09 November 2014, 00:40:43 UTC
1db33d1 new package to take condition number into account when evaluating polynomials 09 November 2014, 00:39:53 UTC
8e800fc extended variable precision linear solvers for arbitrary precision real systems 07 November 2014, 19:59:26 UTC
d3ea269 random orthogonal real matrices of arbitrary precision applied to generate random matrices of prescribed condition numbers with conversions 07 November 2014, 19:04:45 UTC
bd9ba48 QR and least squares for arbitrary floating-point multiprecision 07 November 2014, 17:20:26 UTC
45a31b6 added solvers to variable precision complex solvers of linear systems via LU 07 November 2014, 02:51:39 UTC
51e7f5d added estimators for loss of precision for arbitrary precision complex matrices 06 November 2014, 23:19:41 UTC
50cb6a9 forgotten to upload latest version of package to resolve Schubert problems 06 November 2014, 19:46:38 UTC
fd12034 random complex orthogonal matrices of arbitrary precision added 06 November 2014, 15:43:29 UTC
41ab270 variable precision linear system solvers for real coefficients 05 November 2014, 22:09:51 UTC
9ac7296 solvers for linear systems with complex coefficients in variable precision 05 November 2014, 21:42:39 UTC
46d984d updated job that takes care of the embedding of a polynomial system 05 November 2014, 16:28:28 UTC
bcd41d6 exported and provided noninteractive versions to square and embed a system 05 November 2014, 16:17:31 UTC
72ff19e better checks on solving linear systems in variable precision 04 November 2014, 23:08:59 UTC
c2b6c08 added more conversion methods for matrices of double doubles and quad doubles 04 November 2014, 22:24:49 UTC
660345e added orthogonalizers to make random orthogonal matrices with real double double and quad double numbers, more routines to make matrices with prescribed condition numbers in double double and quad double precision 04 November 2014, 20:44:20 UTC
09ddf5c new package for QR and least squares solving of quad double matrices 04 November 2014, 19:59:30 UTC
6f073a0 QR and least squares solving for double double matrices with testers added 04 November 2014, 16:47:44 UTC
65440ec new package to estimate loss of correct decimal places and updated test program 03 November 2014, 23:17:40 UTC
0fa3707 new package to generate random matrices with prescribed condition number 03 November 2014, 23:11:07 UTC
7f9b427 added functions to return random orthogonal matrices in double double and quad double precision arithmetic 03 November 2014, 18:45:43 UTC
b38251f added package to convert matrices of various precisions 03 November 2014, 17:04:41 UTC
269a08d fixed the "is_zero" test on double double and quad double numbers 03 November 2014, 16:23:31 UTC
6f817d5 updated makefile for unix systems to compile new test program ts_vmplu 02 November 2014, 22:26:37 UTC
90e8f10 updated makefiles for Mac OS X for new test program ts_vmplu 02 November 2014, 22:22:44 UTC
d7fb62c experimentation with variable precision based on estimates of condition numbers computed with LU decomposition to solve real and complex linear systems 02 November 2014, 22:21:28 UTC
da024e4 added description of gamma trick in the documentation for phc -0 02 November 2014, 00:16:22 UTC
2d6e4be copied definition of mixed volume from phcpy documentation to PHCpack documentation 01 November 2014, 20:39:06 UTC
07e6c4e updated documentation of PHCpy for version 0.2.4 31 October 2014, 23:51:27 UTC
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