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comparison scripts/general/diff.m @ 3456:434790acb067

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[project @ 2000-01-19 06:58:51 by jwe]
author jwe
date Wed, 19 Jan 2000 06:59:23 +0000
parents f8dde1807dee
children 38c61cbf086c
comparison
equal deleted inserted replaced
3455:f758be6e1730 3456:434790acb067
48 error ("diff: k must be a nonnegative integer"); 48 error ("diff: k must be a nonnegative integer");
49 elseif (k == 0) 49 elseif (k == 0)
50 return; 50 return;
51 endif 51 endif
52 else 52 else
53 usage ("diff (x [, k]"); 53 usage ("diff (x, k");
54 endif 54 endif
55 55
56 if (isstr (x)) 56 if (isstr (x))
57 error ("diff: symbolic differentiation not (yet) supported"); 57 error ("diff: symbolic differentiation not (yet) supported");
58 elseif (is_vector (x)) 58 elseif (is_vector (x))