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TransferFunctionModel to Times

• To: mathgroup at smc.vnet.net
• Subject: [mg128951] TransferFunctionModel to Times
• From: "Eduardo M. A. M. Mendes" <emammendes at gmail.com>
• Date: Wed, 5 Dec 2012 03:14:18 -0500 (EST)
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• Delivered-to: l-mathgroup@wolfram.com
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Hello

Is there a simple way to transform a TransferFunctionModel variable to a 
Times variable?  That is, suppose I have
tf=1/(s+1) and then I issue the command 
tfTF=TransferFunctionModel[tf,s].  Can I get tf back from tfTF?

Many thanks

Ed.