de-exponentialize

• Subject: de-exponentialize
• From: Poul Riis
• Date: Fri, 21 Nov 2003 15:09:45 +0100

(C49) exponentialize(tanh(x));
yields
				    x	  - x
				  %E  - %E
(D49) 				  -----------
				    x	  - x
				  %E  + %E
Is there a command for the inverse operation?

Yours,
Poul Riis

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