diff options
Diffstat (limited to 'src/algebra/strap/UPOLYC-.lsp')
-rw-r--r-- | src/algebra/strap/UPOLYC-.lsp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/algebra/strap/UPOLYC-.lsp b/src/algebra/strap/UPOLYC-.lsp index 49994497..c6538499 100644 --- a/src/algebra/strap/UPOLYC-.lsp +++ b/src/algebra/strap/UPOLYC-.lsp @@ -195,7 +195,7 @@ (DEFUN |UPOLYC-;eval;SLLS;5| (|p| |lv| |lq| $) (COND ((NULL |lv|) |p|) - ((NULL (NULL (CDR |lv|))) + ((NOT (NULL (CDR |lv|))) (|error| "can only eval a univariate polynomial once")) ('T (SPADCALL |p| (|SPADfirst| |lv|) (|SPADfirst| |lq|) @@ -207,7 +207,7 @@ (DEFUN |UPOLYC-;eval;SLLS;7| (|p| |lv| |lr| $) (COND ((NULL |lv|) |p|) - ((NULL (NULL (CDR |lv|))) + ((NOT (NULL (CDR |lv|))) (|error| "can only eval a univariate polynomial once")) ('T (SPADCALL |p| (|SPADfirst| |lv|) (|SPADfirst| |lr|) @@ -220,7 +220,7 @@ (DEFUN |UPOLYC-;eval;SLS;9| (|p| |le| $) (COND ((NULL |le|) |p|) - ((NULL (NULL (CDR |le|))) + ((NOT (NULL (CDR |le|))) (|error| "can only eval a univariate polynomial once")) ('T (COND |