diff options
Diffstat (limited to 'src/algebra/op.spad.pamphlet')
| -rw-r--r-- | src/algebra/op.spad.pamphlet | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/algebra/op.spad.pamphlet b/src/algebra/op.spad.pamphlet index 19d4218e..8b195cbe 100644 --- a/src/algebra/op.spad.pamphlet +++ b/src/algebra/op.spad.pamphlet @@ -156,9 +156,9 @@ BasicOperator(): Exports == Implementation where -- property EQUAL? contains a function f: (BOP, BOP) -> Boolean -- such that f(o1, o2) is true iff o1 = o2 op1 = op2 == - name(op1) ^= name(op2) => false - op1.narg ^= op2.narg => false - brace(keys properties op1)^=$Set(String) brace(keys properties op2) => false + name(op1) ~= name(op2) => false + op1.narg ~= op2.narg => false + brace(keys properties op1)~=$Set(String) brace(keys properties op2) => false (func := property(op1, EQUAL?)) case None => ((func::None) pretend (($, $) -> Boolean)) (op1, op2) true @@ -172,14 +172,14 @@ BasicOperator(): Exports == Implementation where -- property LESS? contains a function f: (BOP, BOP) -> Boolean -- such that f(o1, o2) is true iff o1 < o2 op1 < op2 == - (w1 := weight op1) ^= (w2 := weight op2) => w1 < w2 - op1.narg ^= op2.narg => op1.narg < op2.narg - name(op1) ^= name(op2) => name(op1) < name(op2) + (w1 := weight op1) ~= (w2 := weight op2) => w1 < w2 + op1.narg ~= op2.narg => op1.narg < op2.narg + name(op1) ~= name(op2) => name(op1) < name(op2) n1 := #(k1 := brace(keys(properties op1))$Set(String)) n2 := #(k2 := brace(keys(properties op2))$Set(String)) - n1 ^= n2 => n1 < n2 + n1 ~= n2 => n1 < n2 not zero?(n1 := #(d1 := difference(k1, k2))) => - n1 ^= (n2 := #(d2 := difference(k2, k1))) => n1 < n2 + n1 ~= (n2 := #(d2 := difference(k2, k1))) => n1 < n2 inspect(d1) < inspect(d2) (func := property(op1, LESS?)) case None => ((func::None) pretend (($, $) -> Boolean)) (op1, op2) |