Maple Questions and Posts

These are Posts and Questions associated with the product, Maple

I have two procedures X() and P() which both are working. (See attached worksheet )

LL_100)_Quandl_Get_D.mwLL_100)_Quandl_Get_D.mw

When I put:

z := X(P());
Do(%DataTable0 = z);

I get an error:

Attempted to set unknown property 'value' on component 'DataTable0'

why??

Here 'show triangle napoleon considering the sintaxis Maple, to be supplemented and explained with Math Apps.

Napoleon_Triangle.mw

 

Lenin Araujo Castillo

Hi

Is there any way to program a button component to stop current calculations and restart maple server?
Thank you.

If I type the following:

a := 1

a2 := 1.5

a*a2

 

When I press enter

I want it to display the expression without evaluating and then the result:

(1)*(1.5)

 

By default the program displays  1.5.  Is it possible to display it this way?

hello please help me for maple worksheet 17

how can i do parametric diff?

i know implicitdiff and diff but i don't know how can i do parametric diff thanks very much

Use the command taylor to find the Taylor’s series about  pi of e-(x-pi)^2

specifically compute the 11th coefficient a11.

taylor(exp(-(x-Pi)^2),x=Pi,11);

is this correct?

thanks

Hi!

How do I get Maple to factor to following long expression:

where one factor is (pp1^2+pp2^2+pp3^2)?

 

Thanks,

Arka

 

Hello there,

 

I have some troubles with plotting implicit functions , aswell with plotting polar ones.

When I ask the plot of my function it's not ''smooth'' , it has edgdes everywhere that aren't suposed to be there (I think).

 

These are 2 examples:

K:=x^2*(x^2+y^2)=a^2*y^2;a:=1;
implicitplot(K,x=-2..3,y=-6..6,colour=red);

 

Both curbes

K:=(x^2+y^2)^3=a^3*x*(x^2*3*y^2);

implicitplot(K,x=-6..6,y=-6..6,colour=red);

 

Can somebody help me out on how to draw them smoothly?

Maybe I have to change settings?

 

Thanks alot!

 

Thanks

In geometry 3D, I have four vertices A(x1,y1,z1), B(x2,y2,z2), C(x3,y3,z3) and D(x4,y4,z4) of a tetrahedron. How to check a point P(x0,y0,z0) inside, outside or lie on  tetrahedron ABCD?

Hi everyone

I'm currently working on some mandate distribution using "Jefforson's Method" but I have run into some problems.

The general form of the calculations I do is as follows:

d:=fsolve(m = floor(v1/x)+floor(v2/x), x)

But in the case of m=5, v1=4969 and v2=208 it does not work. If I change v1 a bit it works as a charm but when 
4960=<v1=<4969 it does not.

Can any of you figure out why?

 

The equation surely has a solution (well, a lot of solutions). I can figure some out just by estimating and trying. Furthermore, wolfram alpha easily gives me several solutions:

http://www.wolframalpha.com/input/?i=5+%3D+floor%284969%2Fx%29%2Bfloor%28208%2Fx%29

So how come I cannot get Maple to solve it?

 

Thanks in advance!

Hi, I am currently creating a procedure so that i can input two matrices and a vector and multiply them together in different patterns, I want the result to be either one of the vectors {4,0,0,0} or {0,4,0,0} or {0,0,4,0} or {0,0,0,4}, I am trying to create an if loop that says is one of the S's is equal to one of these print ("Synchronising"), I have decalred these vectors inside the procedure and all the S's but my if statement is still not working. I think S needs to be decalred more clearly inside but i'm unsure what to do, any help would be much appreciaited! Here is my procedure:

 

proc_cerny1:=proc(A::Matrix,B::Matrix,C::Vector)
local s, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14, e, f, g, h;
s:=C.A;
s1:=C.B;
s2:=C.A.B;
s3:=C.B.A;
s4:=C.A.A;
s5:=C.B.B;
s6:=C.A.A.A;
s7:=C.B.B.B;
s8:=C.A.B.B;
s9:=C.A.B.A;
s10:=C.B.B.A;
s11:=C.B.A.A;
s12:=C.A.A.B;
s12:=C.B.A.B;
s13:=C.B.A.A;
s14:=C.B.A.A.A;
e:=Vector([4,0,0,0],orientation=row);
f:=Vector([0,4,0,0],orientation=row);
g:=Vector([0,0,4,0],orientation=row);
h:=Vector([0,0,0,4],orientation=row);
g:=Vector([0,0,4,0],orientation=row);
if (s7 = e)then
print("Synchronising")
elif (s7 = g) then
print ("Synchronising")
elif (s7 = h) then
print ("Synchronising")
elif (s7 = g) then
print("Synchronising")
else
print("Not Synchronising");
end if;

return s, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14;
end proc:

 

Thanks 

Dears 

I want to sum some series by Maple and plotting. The problem is the sum of series are known like

serer.pdf

the problem is the difference between two graphs at the intersection x-axis and y-axis.

Is there any solution for this problem.

Amr

I am trying to work with a for do loop with a while component. I have the error but I am not sure what the desired error should be. I know it has to be small but how small?

 

Thanks

I have noticed that Maple's command isolve doesn't always seem to work for me. An example would be solving

x^2 + y^2 +z^2 =3 over the integers. Maple does not return any solutions.

I have found that isolve work for two variables, so I have just been iterating the third variable and applying isolve. However what if I want to solve  something with negative coefficients like : x^2 +y^2 +2*z^2 +x*y -y*z, then I have to be careful about which variable I iterate and the bounds are not always obvious.

Is there an easy fix to solve a homogeneous degree 2 polynomial in three variables over the integers ? Thanks!

Please have a visit of this qestion `http://math.stackexchange.com/q/574843/8581`. I did a very elementary attempt there for example for a function:

 > with(plots):
      h := x->piecewise(x < -2, x+3, x <= 2, 5-x^2, 3-x):
      t:=x->h(-x):
      a:= plot(h(x), x = 0 .. 10, color = red, thickness = 3):
      b:= plot(t(x), x = -10 .. 0, color = green, thickness = 3):
      display(a,b);

But  I am eager to know  the formal codes if they exists. Thanks for your time.

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