Re: General--Difficulties in Understanding Mathematica Syntax
- To: mathgroup at smc.vnet.net
- Subject: [mg68959] Re: [mg68908] General--Difficulties in Understanding Mathematica Syntax
- From: "Chris Chiasson" <chris at chiasson.name>
- Date: Fri, 25 Aug 2006 05:35:20 -0400 (EDT)
- References: <200608231115.HAA24930@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Your equations seem to be dimensionally inconsistent. If you need more help, please provide the dimensions of all your variables. On 8/23/06, madhukarrapaka at yahoo.com <madhukarrapaka at yahoo.com> wrote: > Hi Mathematica Experts, > > Sorry for a lengthy query. > > I am new to Mathematica. The syntax of mathematica is quite different from other programming languages. > I am confused how to use loops like "If",FOR;DO;... > > Here i am giving details of a problem i want to solve. I made an attempt to solve this. Please go thru it and give me necessary corrections. > > Here i am giving the details: > P = 10.3;l = 0.45mm;T = 0.9;r0 = 0.025mm;d = 0.1643mm; > r[xk_, yk_] := (Sqrt[(x - xk)^2 + (y - yk)^2]); > Intensity[xk_, yk_] := (P/(2*Pi*r[xk, yk]*l))*T^(r[xk, yk] - r0); > Imoy=[Integrate[Intensity[xk, yk]],{xk, 0.1, -0.1}, {yk, 0.1, -0.1}] ; > Print[Imoy] > > Then i am getting some value, which is not the correct one. > How to check the output for each step in Mathematica(for example: if i want to find out the values of "r", In C language i can use Printf statement to print the values of "r" for each xk,yk) > > And if i want to evaluate the "Intensity[xk_, yk_] " depending on a condition (say: r[xk,yk]<d) [I think it can be done by using IF statement, but i have no clue how to use the IF statement in MATHEMATICA]. > > Please help me by providing some advices. > > It would be better if one can provide me some examples., or documentation which contains some solved examples in Mathematica. > > Thanks in advance. > > Link to the forum page for this post: > http://www.mathematica-users.org/webMathematica/wiki/wiki.jsp?pageName=Special:Forum_ViewTopic&pid=12943#p12943 > Posted through http://www.mathematica-users.org [[postId=12943]] > > > -- http://chris.chiasson.name/
- References:
- General--Difficulties in Understanding Mathematica Syntax
- From: madhukarrapaka@yahoo.com
- General--Difficulties in Understanding Mathematica Syntax