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--- notes:bc_cheat_sheet [2026/09/16 03:52]
62.122.109.98 old revision restored (2026/08/27 23:28)
+++ notes:bc_cheat_sheet [2026/09/16 08:28] (current)
128.0.161.26 old revision restored (2026/09/02 01:08)
@@ Line 7: / Line 7: @@
   *  bc is a [[http://www.opengroup.org/onlinepubs/009695399/utilities/bc.html |POSIX standard]] but the [[http://www.gnu.org/software/bc/ | GNU version]] has added functionality
-  *  bc by default runs in integer mode (scale=0) and with no trig functions, running "bc -l" loads trig functions and sets scale to 20
+  *  bc by default runs in integer mode (scale=0) and with no trig functions, running ''bc -l'' loads trig functions and sets scale to 20
-  *  bc can only take expressions on standard input (or in files), not directly on the command line e.g. echo 3+4 | bc
+  *  bc can only take expressions on standard input or in files, not directly on the command line. One way to do a bc one-liner is ''echo 3+4 | bc'' .
   * [[http://www.phodd.net/cyrek/gnu-bc/ | This]] is a great collection of bc functions. funcs.bc and logic.bc  are the basic ones. [[ http://x-bc.sourceforge.net/extensions_bc.html | This]] is a collection of more sanely named basic scientific calculator functions.
@@ Line 23: / Line 23: @@
 </code>
-So now "mbc '(3+5)/6'" works as expected
+So now '' mbc '(3+5)/6' '' works as expected
   * bc uses readline so ⇑ and ⇓ (for history) and ctrl-r (for searching) work as expected.

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