revising pseudo-algorithm

Author: howcom

css3-multicol/Overview.src.html

@@ -844,8 +844,9 @@ <h3>Pseudo-algorithm</h3>
 
 (19)  if (column-width != auto) and (column-count != auto) then
 (20)    N := min(column-count, floor((available-width + column-gap) / (column-width + column-gap)))
-(21)    W := ((available-width + column-gap) / N) - column-gap;
-(22)  exit
+(21)    N := max(1, N); 
+(22)    W := ((available-width + column-gap) / N) - column-gap;
+(23)  exit
 </pre>