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Assign variables to positions in matrix
I'm sure this is a stupid question, but how does one define variables as positions in a matrix? For example, in matrix algebra, ...
15 years 前 | 2 个回答 | 0
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Sinusoid plots, XTick
I've plotted a couple periods of y=5*sqrt(2)*cos(2*pi*t+pi/4) and I would like to use XTick (preferably, if it works) to set the...
15 years 前 | 2 个回答 | 0
2
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"solve" Function
I'm trying to use the "solve" function to find a variable, but the other variables in the equation are input as opposed to defin...
15 years 前 | 3 个回答 | 0
