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Johnny B


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Last seen: 2 years ago |  Active since 2014

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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.

3 years ago

Question


Degraded image quality in a very large figure
I am running a script, under Linux, that creates a huge hidden figure -- over 8000 pixels square -- and writes it to a JPEG file...

3 years ago | 1 answer | 0

1

answer

Answered
Using exponential functions to find half capacity
First of all, "how can I answer this question" is a really bad name for the topic. The syntax 150(t) doesn't make any sense; ...

4 years ago | 0

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

5 years ago

Solved


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:...

5 years ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

5 years ago

Question


Why can't I get 'diaryfile', 'more', and other properties from groot?
In R2014b, |groot| was introduced as the root object, though "0" can still be used to refer to it. So now I can use the followi...

7 years ago | 0 answers | 1

0

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Can movegui in openfig be disabled?
I have a dual-monitor setup with my left (primary) monitor rotated into a portrait orientation, so that the monitor width is onl...

11 years ago | 1 answer | 0

1

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