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-rw-r--r--src/algebra/strap/GCDDOM.lsp32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/algebra/strap/GCDDOM.lsp b/src/algebra/strap/GCDDOM.lsp
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+++ b/src/algebra/strap/GCDDOM.lsp
@@ -0,0 +1,32 @@
+
+(/VERSIONCHECK 2)
+
+(DEFPARAMETER |GcdDomain;AL| 'NIL)
+
+(DEFUN |GcdDomain| ()
+ (LET (#:G1393)
+ (COND (|GcdDomain;AL|) (T (SETQ |GcdDomain;AL| (|GcdDomain;|))))))
+
+(DEFUN |GcdDomain;| ()
+ (PROG (#0=#:G1391)
+ (RETURN
+ (PROG1 (LETT #0#
+ (|Join| (|IntegralDomain|)
+ (|mkCategory| '|domain|
+ '(((|gcd| ($ $ $)) T)
+ ((|gcd| ($ (|List| $))) T)
+ ((|lcm| ($ $ $)) T)
+ ((|lcm| ($ (|List| $))) T)
+ ((|gcdPolynomial|
+ ((|SparseUnivariatePolynomial| $)
+ (|SparseUnivariatePolynomial| $)
+ (|SparseUnivariatePolynomial| $)))
+ T))
+ NIL
+ '((|SparseUnivariatePolynomial| $)
+ (|List| $))
+ NIL))
+ |GcdDomain|)
+ (SETELT #0# 0 '(|GcdDomain|))))))
+
+(MAKEPROP '|GcdDomain| 'NILADIC T)