[Date Index] [Thread Index] [Author Index]

Re: Periodic Rebirth of Hyperbolic Functions by ODE in Mathematica

• To: mathgroup at smc.vnet.net
• Subject: [mg66159] Re: Periodic Rebirth of Hyperbolic Functions by ODE in Mathematica
• From: "Narasimham" <mathma18 at hotmail.com>
• Date: Tue, 2 May 2006 02:43:08 -0400 (EDT)
• References: <e2i7qg$8tg$1@smc.vnet.net><e2nds9$3a7$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Thanks. So in effect there is no way except using first order ODE ? and
 BTW, why does not integ(r' r '' ) = r'^2 /2 work for tanh?