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Re: search for an operator in an expression

• To: mathgroup at smc.vnet.net
• Subject: [mg78359] Re: search for an operator in an expression
• From: rob <josh2499 at hotmail.com>
• Date: Fri, 29 Jun 2007 05:42:36 -0400 (EDT)
• References: <f5ta7e$oo$1@smc.vnet.net>

Sir, I count 9 "+" in your expr but your Count gives 7 on my 
machine.

chuck009 wrote:

> How about this:
> 
> expr = 2 + a*Exp[-b x] + Sin[c + b] + d + f + Exp[h + k] + Sin[Exp[u + v]];
> 
> Count[#, Plus[__]] & /@ FullForm[expr]
>