31,465 reputation
867166
bio website nl.linkedin.com/in/scdevries
location Utrecht, Netherlands
age
visits member for 2 years, 7 months
seen 7 hours ago

Email: "1:eJxTTMoPCpZiYGAozspPLUrRS9ZLSS0rykwtdkjPTczM0UvOzwUAvgoLoQ=="


Aug
16
revised Matrix Multiplication in context of row and column vectors
added 155 characters in body
Aug
16
comment Problem with cross product of two columns
Your problem is that you think of column and row vectors. Mathematica doesn't have (and doesn't need) such a concept. I wrote a bit about this in this answer.
Aug
16
reviewed Close Cannot open WolframAlphaClient`
Aug
16
comment Convert spectral distribution to RGB color
@AlexeyPopkov I forgot to copy the line of code that gives the downloaded wavelengths the proper size (nm). Added now; thanks for pointing this out.
Aug
16
revised Convert spectral distribution to RGB color
added 52 characters in body
Aug
16
awarded  Nice Answer
Aug
15
comment Why am I getting a kernel crash on Chop?
I don't see this in 9.0.1 Win7-64 either
Aug
15
reviewed Close How would I program difference equations in Mathematica?
Aug
15
reviewed Leave Closed Problem with FTP import in V10
Aug
15
revised Convert spectral distribution to RGB color
deleted 48 characters in body
Aug
15
comment Convert spectral distribution to RGB color
@SimonWoods Color science borders on black magic.
Aug
15
revised Convert spectral distribution to RGB color
added 724 characters in body
Aug
15
answered Convert spectral distribution to RGB color
Aug
15
reviewed Close Plotting a List
Aug
15
comment Plotting a List
That's all in the documentation, you just have to read it.
Aug
15
comment Convert spectral distribution to RGB color
@mr.wizard. The question isnt really that complicated. If there aren't any answers by tonight I'll give it a try. Shouldn't take more than 15 minutes.
Aug
15
reviewed Leave Open Is there any method can set the Package file as read-only or encrypt it?
Aug
14
comment Test a wooden board's vibration mode
At the least the OP could provide (links to) the equations describing the vibration, or do we have to do the whole (home)work ourselves?
Aug
14
comment PlotLegends -> “Expressions” not working when Plot given one function
;-P ;-P ;-P ;-P ;-P ;-P ;-P
Aug
14
reviewed Close Plotting 2D color function on the plane