Questions tagged as 'wolfram-mathematica'

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Spectrogram [Array] to 3D spectrogram, Listplot3d

I have a question in wolfram mathematica . What happens is that I have an array of data and I can generate a espectrograma , what I need is to generate this same spectrogram in 3 dimensions,    2D Spectrogram    3D Spect...
asked by 18.12.2015 / 17:58
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Problem importing complex matrix Mathematica, ToExpression :: esntx: Could not parse

Greetings I have a problem when importing data from a complex 3d matrix within mathematica, the matrix is of dimension {20,20,20} the command that I occupy is Q0=ToExpression[Import["Q.bin","Complex128"]] Note that Q.bin contains the whole...
asked by 06.06.2018 / 11:33
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How to truncate to n decimals in Wolfram mathematica?

Does anyone know any commands to truncate in Mathematica or how could it be done? For example: with N rounds me but I just want it to be 1.6666     
asked by 13.05.2018 / 05:20