## 15 Reputation

14 years, 34 days

## How can i write this structure function?...

1-(1-x1)(1-x2)....(1-xn)=1-(inverted PI).

Is there a simbol for the Inverted PI?

thanks

## Inverse of a Matrix...

Maple
` `
`Hi,`
`I'm trying to do get the Inverse of Matrix A, I tried this:`
`> restart;> with(LinearAlgebra);> A := Matrix(4, 4, [[1, 0, 0, 0], [0, 1, 0, 0], [1, l, l^2, l^3], [0, 1, l, l^2]]);                     Matrix(%id = 83774380)> B := MatrixInverse(A);Error, (in LinearAlgebra:-MatrixInverse) singular matrix`

And got an error, could someone help me.

Thanks

## Maplets for operations research...

Maple

Hi all,

I'm looking for maplets for operations research (single machine problems)...if possible for free.

Maple

I All,

I just startup on Maple and i can't get the result of adding to  matrix. I used a worksheet and the math mode. The input is in 2-D Math Notation. Could Someone help me.

> a := matrix([[93, 43], [19, 37]]); b := matrix([[48, 20], [19, 37]]);

> a+b;                             a + b

Thank You

 Page 1 of 1
﻿