Changeset 1041
- Timestamp:
- 2015-06-10T08:28:11-07:00 (10 years ago)
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- 1 edited
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branches/f4grobner/parse.lisp
r1040 r1041 264 264 "Evaluate an expression EXPR as polynomial by substituting operators 265 265 + - * expt with corresponding polynomial operators and variables VARS 266 with monomials (1 0 ... 0), (0 1 ... 0) etc. We use special versions 267 of binary operators $poly+, $poly-, $minus-poly, $poly* and $poly-expt 268 which work like the corresponding functions in the POLY package, but 269 accept scalars as arguments as well. The result is a polynomial in internal form. 270 This operation is somewhat similar to the function EXPAND in CAS." 266 with the corresponding polynomials in internal form. We use special 267 versions of binary operators $poly+, $poly-, $minus-poly, $poly* and 268 $poly-expt which work like the corresponding functions in the POLY 269 package, but accept scalars as arguments as well. The result is a 270 polynomial in internal form. This operation is somewhat similar to 271 the function EXPAND in CAS." 271 272 (cond 272 273 ((numberp expr)
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