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convert/relation

convert Complex and Real ranges into relations expressed using =, <=, <, >=, and >

 

Calling Sequence

Parameters

Description

Examples

Calling Sequence

convert( expr, relation )

Parameters

expr

-

expression

Description

• 

The convert(expr, relation) function converts Real ranges and Complex ranges found in expr into relations using =,<=,<,>=,>.

  

Note: in Maple, by convention, when you say, for instance, z <= 1, it is implicitly assumed that (z) = 0.

Examples

z::ComplexRange1I&comma;1+I

z::ComplexRange−1I&comma;1+I

(1)

convert&comma;relation

−1zz1−1zz1

(2)

zinComplexRangeI&comma;I

zComplexRangeI&comma;I

(3)

convert&comma;RealRange

z0,z&comma;1

(4)

convert&comma;relation

z=0&comma;zz1

(5)

When constructions like z < a or z <= a are around, it is understood that z is real

FunctionAdvisorbranch_cuts&comma;arcsin

arcsinz&comma;z−11z

(6)

FunctionAdvisorbranch_cuts&comma;arccot

arccotz&comma;zComplexRangeI&comma;−IzComplexRangeI&comma;I

(7)

convert&comma;relation

arccotz&comma;z=0zz−1z=01zz

(8)

See Also

assume[parametric]

ComplexRange

convert

FunctionAdvisor

RealRange

relation