diff options
Diffstat (limited to 'src/algebra/strap/UFD.lsp')
| -rw-r--r-- | src/algebra/strap/UFD.lsp | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/algebra/strap/UFD.lsp b/src/algebra/strap/UFD.lsp new file mode 100644 index 00000000..ee4b7a18 --- /dev/null +++ b/src/algebra/strap/UFD.lsp @@ -0,0 +1,27 @@ + +(/VERSIONCHECK 2) + +(DEFPARAMETER |UniqueFactorizationDomain;AL| 'NIL) + +(DEFUN |UniqueFactorizationDomain| () + (LET (#:G1387) + (COND + (|UniqueFactorizationDomain;AL|) + (T (SETQ |UniqueFactorizationDomain;AL| + (|UniqueFactorizationDomain;|)))))) + +(DEFUN |UniqueFactorizationDomain;| () + (PROG (#0=#:G1385) + (RETURN + (PROG1 (LETT #0# + (|Join| (|GcdDomain|) + (|mkCategory| '|domain| + '(((|prime?| ((|Boolean|) $)) T) + ((|squareFree| ((|Factored| $) $)) T) + ((|squareFreePart| ($ $)) T) + ((|factor| ((|Factored| $) $)) T)) + NIL '((|Factored| $) (|Boolean|)) NIL)) + |UniqueFactorizationDomain|) + (SETELT #0# 0 '(|UniqueFactorizationDomain|)))))) + +(MAKEPROP '|UniqueFactorizationDomain| 'NILADIC T) |