diff options
Diffstat (limited to 'src/algebra/data.spad.pamphlet')
| -rw-r--r-- | src/algebra/data.spad.pamphlet | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/algebra/data.spad.pamphlet b/src/algebra/data.spad.pamphlet index 9640d7ad..e3262ef5 100644 --- a/src/algebra/data.spad.pamphlet +++ b/src/algebra/data.spad.pamphlet @@ -36,7 +36,7 @@ Byte(): Public == Private where Private ==> add byte(x: NonNegativeInteger): % == - byteGreaterEqual(x,256$Lisp)$Lisp => + not (x < 256$Lisp) => userError "integer value cannot be represented by a byte" x : % @@ -48,6 +48,9 @@ Byte(): Public == Private where coerce(x: %): OutputForm == x::NonNegativeInteger::OutputForm + + x = y == + byteEqual(x,y)$Lisp x < y == byteLessThan(x,y)$Lisp |