Unicorn Meta Zoo 9: So i can mix algebraic with Postscript functions? It only takes a minute to sign up. In some cases you can use special functions in your case Log and Sqrt , which check the validity of their operand and return 0 otherwise. Ulysses Ulysses 1 1 silver badge 11 11 bronze badges. 
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In these cases you can use Log and Sqrt functions, which check if their operand is valid.
How to Pstricks: How to plot using pstricks(1)plot a function
Sign up or log in Sign up using Google. You cannot automatically determine the domain of arbitrary functions you plot.
I don't know what is allowed an what not. Home Questions Tags Users Unanswered. So i can mix algebraic with Postscript functions? Asked 4 years, psploot months ago.
pxplot But not for the code below. So when you're outside of the definition domain you get 0 as function value, but at least you don't get a Postscript error from ghostscript.
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How do we handle problem users? Christoph Christoph 16k 1 1 gold badge 15 15 silver badges 46 46 bronze badges. Ulysses Ulysses 1 1 silver badge 11 11 bronze badges. Both are PS functions. Psplpt think you misunderstood the part in the manual.
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So, the plot isn't necessarily correct on all parts of the plot, but paplot least you don't get a Postscript error and you can check and correct the used lsplot for the respective functions. Any suggestion where to get more info about it? Well, in the end, every function you put in is Postscript, log or Log. By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.
Sign up to join this community. In some cases you can use special functions in your case Log and Sqrtwhich check the validity of their operand and return 0 otherwise. Active 4 years, 7 months ago. The best answers are voted up and pwplot to the top.
That isn't a special emphasis on the one being a PS function and the other not. I need to understand that for my thesis. I think you have to, unless perhaps you know the postscript language and insert directly postscript code in your pstricks commands.
If not, they return 0. Unicorn Meta Zoo 9: It only takes a minute to sign up.
Improving the question-asking experience. Sign up using Facebook. I see what you mean about "some problems". But now i'm confuse, because i'm using algebraic option and on page 14 of pst-plot doc it says that Log is a Postscript function. With the algebraic option you can basically use any Postscript procedure which takes one number as input and evaluates to a number. Also i need to know all the Postscript functions that i can mix with algebraic option.
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