diff options
Diffstat (limited to 'src/algebra/strap/NNI.lsp')
-rw-r--r-- | src/algebra/strap/NNI.lsp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/algebra/strap/NNI.lsp b/src/algebra/strap/NNI.lsp index 184b8ab6..eba910e6 100644 --- a/src/algebra/strap/NNI.lsp +++ b/src/algebra/strap/NNI.lsp @@ -33,7 +33,7 @@ (DEFUN |NNI;subtractIfCan;2$U;3| (|x| |y| $) (LET ((|c| (- |x| |y|))) (COND - ((< |c| 0) (CONS 1 "failed")) + ((MINUSP |c|) (CONS 1 "failed")) ('T (CONS 0 (|check-subtype| (>= |c| 0) '(|NonNegativeInteger|) |c|)))))) |