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Barbara Margolius


Last seen: 9일 전 |  2021년부터 활동

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define a function in terms of an integral with variable limits
I have defined a function of two variables, say f(u,t), and would like to define a function g(t)=@(t)integral(f(u,t),u,[t-1,t])....

대략 1년 전 | 답변 수: 1 | 0

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adding counts of ordered pairs
I have a sequence of by 3 arrays, say , , , that are generated within a loop. That is, the number of rows of each array varie...

1년 초과 전 | 답변 수: 2 | 0

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accessing single function from an array of functions
I have defined a matrix of functions: a=@(t) (1+0.8*sin(2*pi*t)); b=@(t) .8*(1-0.8*sin(2*pi*t)); z = @(t) 0*t; %...

대략 2년 전 | 답변 수: 2 | 0

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

대략 3년 전

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Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...

대략 3년 전

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

대략 3년 전