Muhammad Usman

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12 years, 23 days
Beijing, China

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These are questions asked by Muhammad Usman

AOA... How are you all. I need the answer of the following question.

 

input in Maple: expand(exp(a+b)+exp(c+b))

output:  exp(a)*exp(b)+exp(c)*exp(b)

and

input in Maple: expand(exp(2a+b)+exp(3c+b))

output:  (exp(a))^2*exp(b)+(exp(c))^3*exp(b)

but i need exp(2a)*exp(b)+exp(3c)*exp(b)

 

PhD (Scholar)
Department of Mathematics

AOA. I want to plot the graph of the following function 

 

A new generalized complex representation of Euler gamma function in terms of Dirac delta function, which is

GAMMA(s) = 2*Pi*(sum((-1)^n*Dirac(s+n)/factorial(n), n = 0 .. infinity))

where*s = sigma+i*tau

for differenet values of parameters

 

AOA... I have facing a problem to edit a figure in MS worl after coping from MAPLE file. Because we my paper is accepted and will publised after minor revesion which given below:

PhD (Scholar)
Department of Mathematics

AOA... Dear when i expand

sum(sum(binomial(n-1, i)*x^(n-i-alpha)*(-a*n)^i*c[n]*GAMMA(n-i+1)/GAMMA(n-i-alpha+1), i = 0 .. n-1), n = ceil(alpha) .. M)

for M=2 and alpha=1/2 its answer is 

-sqrt(x)*c[1]*sqrt(-(1-x)/x)*(2*x-1)/(sqrt(Pi)*(1-x))-(1/4)*c[1]*hypergeom([3/2, 2], [3], 1/x)/(x*sqrt(x*Pi))-(4/3)*x^(3/2)*c[2]*(-(2-x)/x)^(3/2)*(2*x-1)/(sqrt(Pi)*(2-x))+(2/3)*c[2]*hypergeom([3/2, 2], [4], 2/x)/(x*sqrt(x*Pi))

which is very difficulty i want its answer in Gamma form i.e.

2*sqrt(x)*c[1]/sqrt(Pi)+(8/3)*x^(3/2)*c[2]/sqrt(Pi)-4*sqrt(x)*c[2]/sqrt(Pi)

Pl help me

AOA.. I want to generate a matrix for arbitrary value of n

B_n(x_1,\dots,x_n) = \det\begin{bmatrix}x_1 & {n-1 \choose 1} x_2 & {n-1 \choose 2}x_3 & {n-1 \choose 3} x_4 & {n-1 \choose 4} x_5 & \cdots & \cdots & x_n \\  \\
-1 & x_1 & {n-2 \choose 1} x_2 & {n-2 \choose 2} x_3 & {n-2 \choose 3} x_4 & \cdots & \cdots & x_{n-1} \\  \\
0 & -1 & x_1 & {n-3 \choose 1} x_2 & {n-3 \choose 2} x_3 & \cdots & \cdots & x_{n-2} \\  \\
0 & 0 & -1 & x_1 & {n-4 \choose 1} x_2 & \cdots  & \cdots & x_{n-3} \\  \\
0 & 0 & 0 & -1 & x_1 & \cdots & \cdots & x_{n-4} \\  \\
0 & 0 & 0 & 0 & -1 & \cdots & \cdots & x_{n-5} \\  \\
\vdots & \vdots & \vdots &  \vdots & \vdots & \ddots & \ddots & \vdots  \\  \\
0 & 0 & 0 & 0 & 0 & \cdots & -1 & x_1  \end{bmatrix}.

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