Commit 9dd38a27 authored by Alvarez, Gonzalo's avatar Alvarez, Gonzalo
Browse files

Predicates: documentation updated

parent ca37a5fb

src/PredicateAwesome.h

+4 −4
Original line number Diff line number Diff line
@@ -29,12 +29,12 @@ namespace PsimagLite { 


 where SimplePredicate is of the form

 word operator word

 where operator is in {==, <, >, <=, >=, %}

 with the expected meaning, and % means divisible by.

 So l%2 means that the simple predicate is true if l is divisible by 2.

 where operator is in {==, <, >, <=, >=, %%}

 with the expected meaning, and %% means divisible by.

 So l%%2 means that the simple predicate is true if l is divisible by 2.



 From this rules, the list of items

 M=2,l%2;l!=0,l>=7,l<11

 M=2,l%%2;l!=0,l>=7,l<11

 will set M=2 and define a predicate that is true if l

 is in the set {2, 4, 6, 7, 8, 9, 10, 12, 14, 16, 18 ...}

 and false otherwise.

src/PredicateSimple.h

+4 −4
Original line number Diff line number Diff line
@@ -7,9 +7,9 @@ 
/* PSIDOC PredicateSimple

 PredicateSimple is of the form

 word operator word

 where operator is in {==, <, >, <=, >=, %}

 with the usual meaning, and % means divisible by.

 So l%2 means that the simple predicate is true if l is divisible by 2.

 where operator is in {==, <, >, <=, >=, %%}

 with the usual meaning, and %% means divisible by.

 So l%%2 means that the simple predicate is true if l is divisible by 2.

 */

namespace PsimagLite {
@@ -70,7 +70,7 @@ private: 
	template<typename T>

	static bool compareOnOp(T lv, String op, T rv)

	{

		// {==, <, >, <=, >=, %}

		// {==, <, >, <=, >=, %%}

		// If you add something here, add it also to PredicateSimple.cpp

		if (op == "==")

			return (lv == rv);