File:Walsh 16 * Gould's-Morse.svg

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Description

Walsh matrix of order 16
*

=


Positive numbers are green, negatives red.


1,-2,-2,4,-2,4,4,-8,-2,4,4,-8,4,-8,-8,16... is the beginning of Gould's sequence (Sloane's A001316),
with the minus signs distributed like the ones in Thue–Morse sequence (Sloane's A01006)


1,-3,-3,9,-3,9,9,-27,-3,9,9,-27,9,-27,-27,81... is the beginning of Sloane's A048883,

with the minus signs distributed like the ones in Thue–Morse sequence.
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Author
Watchduck
You can name the author as "T. Piesk", "Tilman Piesk" or "Watchduck".
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Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

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Date/TimeThumbnailDimensionsUserComment
current00:15, 21 July 2011Thumbnail for version as of 00:15, 21 July 2011506 × 319 (416 KB)Watchduck{{Information |Description=Walsh matrix of order 16<br> *<br> <math>(1,-2,-2,4,-2,4,4,-8,-2,4,4,-8,4,-8,-8,16)^T</math><br> =<br> <math>(-1,3,3,-9,3,-9,-9,27,3,-9,-9,27,9,-27,-27,81)^T</math><br> Positive n

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