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Size: 3697
Comment: add _polynomial_ info #5763
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← Revision 3 as of 2022-04-07 03:39:10 ⇥
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Comment: outdated
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| == TODO list for symbolics backend switch to pynac == === default symbolics -> pynac patch === * sqrt, etc. convert to SR * matrix class for SR * default x is SymbolicVariable * function() * clear_vars() * sage/calculus/functional.py stuff expects SymbolicExpressions * `CallableSymbolicExpressionRing` check=True ? * variable name is not a valid Python identifier! {{{ sage/calculus/calculus.py :6391,6395 }}} === no support in sage.symbolics.expression === * no `.polynomial()` [[http://trac.sagemath.org/sage_trac/ticket/5763|Trac ticket #5763]] by Nick Alexander number field creation doesn't handle pynac expressions? {{{ sage/rings/number_field/number_field_rel.py sage/rings/number_field/number_field.py sage/rings/polynomial/multi_polynomial_element.py sage/rings/polynomial/polynomial_singular_interface.py sage/rings/polynomial/multi_polynomial_libsingular.pyx }}} * no `.roots()` method {{{ sage/rings/polynomial/polynomial_element.pyx :3691 }}} * no `.gradient()` method {{{ sage/modules/free_module_element.pyx :1953 }}} * `.derivative()` without explicit variable {{{ sage/calculus/functions.py :37,43,52,56,60,64 }}} * call with unnamed arguments {{{ sage/ext/fast_eval.pyx sage/ext/fast_callable.pyx sage/gsl/integration.pyx :163 sage/numerical/optimize.py :199,316,320,483 lots in sage/plot }}} * no `._fast_callable_()` {{{ sage/ext/fast_callable.pyx }}} * no `._fast_float_()` {{{ sage/numerical/optimize.py :473 }}} * no `.limit()` {{{ sage/interfaces/maxima.py :426 }}} * no support for `.integrate()` {{{ sage/interfaces/maxima.py :588,594,598,604 }}} * no support for `.assume()` or `.forget()` should `sage.symbolic.expression.Expression` have methods called `.assume()` and `.forget()`? {{{ sage/interfaces/maxima.py :593,603 }}} * no support for `.nintegral()` {{{ sage/gsl/integration.pyx :161 }}} * no simplify: * `.simplify()` * `.simplify_log()` * `.simplify_trig()` * `.simplify_exp()` * `.simplify_radical()` * `.simplify_full()` * `.simplify_rational()` * and the aliases * no pretty printing (`.display2d()`) * no `.real()` (deprecate, and refer to `.real_part()`?) * no `.imag()` (deprecate, and refer to `.imag_part()`?) * `__float__` ??? {{{ sage/calculus/wester.py :400,401,409 }}} * no `.taylor()` (`.series()`?) {{{ sage/calculus/wester.py :593 }}} * no `.power_series()` {{{ sage/calculus/wester.py :594 }}} * no `.hessian()` {{{ sage/calculus/functions.py :117 }}} * no `.solve()` * `.variables()` should return tuple * no `.find_root()` * no `._sympy_()` * no `.laplace()` * no `.inverse_laplace()` * no `.partial_fraction()` (deprecate and rename to .partial_fraction_decomposition()?) * no `.number_of_arguments()` (there is `.nargs()`) * no `._maxima_init()` * no `._mathematica_init()` === others === sage/rings/power_series_ring.py sage/rings/arith.py * coercion? sage/rings/polynomial/multi_polynomial_ring.py :270 * possible bug in pynac sage/rings/polynomial/polynomial_ring.py * I, sqrt(2), etc. sage/rings/polynomial/polynomial_element.pyx * ??? sage/schemes/elliptic_curves/constructor.py * desolve expects old symbolics objects sage/structure/coerce_maps.pyx * callable symbolic expression `.derivative()` tried to be intelligent {{{ sage/modules/free_module_element.pyx :1961 }}} * maxima matrices don't play well {{{ sage/matrix/matrix_symbolic_dense.pyx sage/calculus/tests.py }}} sage/interfaces/qepcad.py sage/gsl/integration.pyx |
