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-rw-r--r--docs/busybox.pod7
1 files changed, 5 insertions, 2 deletions
diff --git a/docs/busybox.pod b/docs/busybox.pod
index ff05408..03875a4 100644
--- a/docs/busybox.pod
+++ b/docs/busybox.pod
@@ -1017,10 +1017,11 @@ Usage: math expression ...
This is a Tiny RPN calculator that understands the
following operations: +, -, /, *, and, or, not, eor.
+If no arguments are given, math will process input from STDIN.
Example:
- $ math 2 2 add
+ $ math 2 2 +
4
$ math 8 8 \* 2 2 + /
16
@@ -1028,6 +1029,8 @@ Example:
0
$ math 0 1 or
1
+ $ echo 72 9 / | math
+ 8
-------------------------------
@@ -1949,4 +1952,4 @@ Enrique Zanardi <ezanardi@ull.es>
=cut
-# $Id: busybox.pod,v 1.39 2000/06/07 21:19:49 proski Exp $
+# $Id: busybox.pod,v 1.40 2000/06/12 23:04:55 beppu Exp $