How to do elementwise square root with units installed?
Units seem to be interfering with elementwise square roots. I have with(Units[Standard]): in my .mapleprofile since I frequently use units. I am working on a document which uses units but also...
View ArticleClik here to view.
Clik here to view.
Convert symbolic expression to text commands
I would like to convert a symbolic expression to text commands. I recently used the expression palette to create a series summation; however, I was confused whether the sigma represented Sum vs sum....
View Articlestrikethrough text on math
Hello Forum, I have a quick question i was hoping someone could help me with. Is there a way to put a line though "math" text like below2*5+8 = 2*5+8to visualize that to values cancels each other out?...
View ArticleClik here to view.
Invalid Neutral Operator Error
Hi,  I'm really not sure what else to say that isnt already obvious from the worksheet i uploaded, it's pretty obvious what i am trying to do i just dont understand what neutral operator even is, and...
View ArticleProblem with large document block (large expression) in maple
Hello, when I write a large document block in maple and want to do some operations, maple shows wait cursor (hourglass) for 2-3 minutes again and again. I attached a sample file below. I found out when...
View ArticleClik here to view.
Maple returning "_SELECTION" instead of a real output
I've been using Maple 2018 only a few days now, was mostly using Maple 2016 and never had any issues with returning an output (at least one that wasnt my fault), but with 2018 I've seen a few times...
View ArticleSplit a 2D input execution group
Is it possible to split an execution group containing 2D input? (without conversion to 1D which destroys the format). Using F3 or the menu seems to work only for lines with a prompt. But usually an...
View ArticleClik here to view.
Unknown Error For no apparent reason
I am getting this error for almost everything that i write in maple today, and i simply have no idea what causes it or what it means  > Error, unable to parse 'mverbatim' >  Download WTF_ERROR.mw
View ArticleClik here to view.
pde solution is required
sys[1] := [-(diff(u(x, t), t, t))-(diff(u(x, t), x, x))+u(x, t) = 2*exp(-t)*(x-(1/2)*x^2+(1/2)*t-1), u(x, 0) = x^2-2*x, u(x, 1) = u(x, 1/2)+((1/2)*x^2-x)*exp(-1)-((3/4)*x^2-(3/2)*x)*exp(-1/2), u(0, t)...
View ArticleClik here to view.
Maple won't solve\print function value
I can't get my answer when type Dx := Ky(0) , what to do?What the problem? Worksheet: Â
View ArticleAn amusing bug(ette)
In an unrelated thread, I provided the OP with some 1-D code, which contained the Array definitionTC:= Array(0...1001, fill=0)Note the existence of three '.' characters in the range specification. This...
View ArticleLoop appearing before else in an if statement - semicolon requirement
Does anyone know why the following gives an error of invalid loop statement termination?if true then for i from 1 to 2 do end do else end ifwhile putting a semicolon after `end do' fixes it.This...
View Articleinternal representation
Hello people in mapleprimes,I installed maple 2018 Japanese version. And, with solve(x^2-1,x), its solution is expressed as _EXPSEQ(1, -1)I know this expression is an internal represantation. How can I...
View ArticleClik here to view.
How to simplify a complex expression?
Dear All. I am a beginner of using Maple. My calculation gives a complex expression as shonw in Line (23) in the attached figure. I used "simplify" to simplify it. However, the result is not the...
View ArticleLogic &xor error
with(Logic):logic := a &xor bThen I get 'Error, invalid neutral operator'.However the other &xxx operators in Logic do not error.What am I doing wrong, or is it a bug?the standard xor operator...
View ArticleHow to write mathematical expressions as unexecutable text in a document?
Hi there,Guess the title is already the full question. I want to write mathematical expressions in 2D math within a text segment of my Maple 15 document, but it should not be recognised as an execution...
View ArticleHow can I prevent Maple from messing up entered expressions?
Hello Please have a look at the attached picture. I create an expression, hit enter, then Maple auto simplifies it causing a mess. How do i prevent Maple from manipulating expressions? Thanks...
View ArticleClik here to view.
Jacobian Method not worlking
HelloThe calculation of the jacobian matrix is not working.https://de.maplesoft.com/support/help/maple/view.aspx?path=VectorCalculus/JacobianTestes on windows, mac. worhksheet and document mode.Maple...
View ArticleClik here to view.
Trouble with nested loop and 2-level indices in dsolve
Below is a picture of my code and the errors that have arisen when I have tried to use a 2-level indice within a loop and dsolve. I will also paste in the code below.restart;with(PDEtools); umain :=...
View Article