diff options
Diffstat (limited to 'src/algebra/stream.spad.pamphlet')
| -rw-r--r-- | src/algebra/stream.spad.pamphlet | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/algebra/stream.spad.pamphlet b/src/algebra/stream.spad.pamphlet index a51a1c51..8be08ff7 100644 --- a/src/algebra/stream.spad.pamphlet +++ b/src/algebra/stream.spad.pamphlet @@ -698,12 +698,12 @@ Stream(S): Exports == Implementation where getm(x,le,n) == explicitlyEmpty? x => le lazy? x => - n > 0 => + positive? n => empty? x => le getm(rst x,concat(frst(x) :: OUT,le),n - 1) concat(message("..."),le) eq?(x,rst x) => concat(overbar(frst(x) :: OUT),le) - n > 0 => getm(rst x,concat(frst(x) :: OUT,le),n - 1) + positive? n => getm(rst x,concat(frst(x) :: OUT,le),n - 1) concat(message("..."),le) streamCountCoerce x == @@ -731,7 +731,7 @@ Stream(S): Exports == Implementation where listm(x,le,n) == explicitlyEmpty? x => le lazy? x => - n > 0 => + positive? n => empty? x => le listm(rst x, concat(frst(x) :: OUT,le),n-1) concat(message("..."),le) @@ -1082,7 +1082,7 @@ Stream(S): Exports == Implementation where if S has SetCategory then output(n,x) == - (not(n>0))or empty? x => void() + (not(positive? n)) or empty? x => void() mathPrint(frst(x)::OUT)$Lisp output(n-1, rst x) |