Arc Cross Reference

<=

[procedure] > obj1 obj2 ...

[procedure] >= obj1 obj2 ...

[procedure] < obj1 obj2 ...

[procedure] =< obj1 obj2 ...

Arguments can be uniformly numbers, strings, symbols or characters. If they are all numbers, scheme:>; strings, scheme:string>?; characters, scheme:char>?; symbols are compared by their names.