H={f:f:R→Rand f(x) not=0 for all x inR}

How do you say this in words?

the whole question is about groups and if i don't read this right...i will be walking on mistakes

thanks

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- Feb 8th 2008, 07:48 AMherculesHelp reading notation
H={f:f:

**R**→**R**and f(x) not=0 for all x in**R**}

How do you say this in words?

the whole question is about groups and if i don't read this right...i will be walking on mistakes

thanks - Feb 8th 2008, 08:22 AMPlato
H is the set of functions from the real numbers to the non-zero real numbers.