trange.c: fix usage string - numtools - perform numerical operations on vectors and matrices in unix pipes
  HTML git clone git://src.adamsgaard.dk/numtools
   DIR Log
   DIR Files
   DIR Refs
   DIR README
   DIR LICENSE
       ---
   DIR commit 31e67fbca61aa370d1d34b0f310c8f29365a9cc8
   DIR parent 12183ac7e344347247a0764cf4820a6f232dbc03
  HTML Author: Anders Damsgaard <anders@adamsgaard.dk>
       Date:   Mon,  2 May 2022 14:05:59 +0200
       
       range.c: fix usage string
       
       Diffstat:
         M range.c                             |       2 +-
       
       1 file changed, 1 insertion(+), 1 deletion(-)
       ---
   DIR diff --git a/range.c b/range.c
       t@@ -14,7 +14,7 @@ static void
        usage(void)
        {
                errx(1, "usage: %s [-b] [-e] [-f fmtstr] [-h] [-l] [-n num] [-s]"
       -                "[min_val] max_val\n", argv0);
       +                "[[min_val] max_val]\n", argv0);
        }
        
        int