Re: Differential equation with several variables in the
- To: mathgroup at smc.vnet.net
- Subject: [mg97183] Re: [mg97127] Differential equation with several variables in the
- From: DrMajorBob <btreat1 at austin.rr.com>
- Date: Sat, 7 Mar 2009 02:40:14 -0500 (EST)
- References: <200903060923.EAA22629@smc.vnet.net>
- Reply-to: drmajorbob at bigfoot.com
Show us the function and the code that fails. Otherwise, we're forced to guess what you've done. Bobby On Fri, 06 Mar 2009 03:23:05 -0600, <petterbe at gmail.com> wrote: > Hi, > I have a differential equation were the function F[.] depends on > several varibles,x,y,z. I would like to solve the differential > equation for the entire function. However, I only manage to get > solutions from Mathematica if I have one variable in the function. For > example DSolve[egn==0, F[x],x]. If i try to solve for my entire > function F[x+y+z] using DSolve[egn==0, F[x+y+z],x] or even just add 1 > to the function (F[x+1]) I get the error message "DSolve::litarg: To > avoid possible ambiguity, the arguments of the dependent variable in > XXX should literally match the independent variables." > > Does anybody have some good suggestions? > Thanks > -- DrMajorBob at bigfoot.com
- References:
- Differential equation with several variables in the function
- From: petterbe@gmail.com
- Differential equation with several variables in the function