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-rw-r--r--src/algebra/elemntry.spad.pamphlet4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/algebra/elemntry.spad.pamphlet b/src/algebra/elemntry.spad.pamphlet
index e0f0c440..1b645e04 100644
--- a/src/algebra/elemntry.spad.pamphlet
+++ b/src/algebra/elemntry.spad.pamphlet
@@ -19,7 +19,7 @@
++ Examples: )r EF INPUT
++ Description: Provides elementary functions over an integral domain.
ElementaryFunction(R, F): Exports == Implementation where
- R: Join(OrderedSet, IntegralDomain)
+ R: IntegralDomain
F: Join(FunctionSpace R, RadicalCategory)
B ==> Boolean
@@ -610,7 +610,7 @@ ElementaryFunction(R, F): Exports == Implementation where
iexp x ==
zero? x => 1
is?(x, oplog) => first argument kernel x
- x < 0 and empty? variables x => inv iexp(-x)
+ before?(x,0) and empty? variables x => inv iexp(-x)
h := inv(2::F)
i := iisqrt1()
s2 := h * iisqrt2()