2,964 reputation
1721
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location Germany
age 68
visits member for 2 years, 6 months
seen Jun 26 '13 at 15:59

I'm a retired college math teacher. I use Mathematica since version 2.2 and begun TeX with emTeX about 1990. Other languages I use are C, Perl, bash ...


Oct
3
revised Do people actually use UpValues?
corrected a typo in input.
Aug
1
revised Formatting a number with fixed number of significant digits
Update II
Aug
1
revised Formatting a number with fixed number of significant digits
updated
May
22
revised Exporting a dashed plot with a color gradient to a vector graphics format ruins the dashing
added link
May
7
revised Rationalize the Denominator by Default
corrected a typo in input.
May
7
revised Rationalize the Denominator by Default
Added definition of EvaluiereAt
May
7
revised Rationalize the Denominator by Default
inserted a line break
May
1
revised Is it possible to have Mathematica move all terms to one side of an equation?
changed comment to edit
Apr
17
revised Finding real roots of negative numbers (for example, $\sqrt[3]{-8}$)
corrected a typo in output.
Apr
10
revised GridLines in LogPlot or LogLogPlot
Remove wrong braces in code.
Apr
9
revised GridLines in LogPlot or LogLogPlot
added 172 characters in body
Apr
5
revised Usage displays properly only after second call
Adden source, and examples of output
Apr
2
revised Can I simplify an expression into form which uses my own definitions?
added 1 characters in body
Apr
1
revised Notation of partial derivative
edited a typo and added some remarks
Apr
1
revised Notation of partial derivative
edited a typo
Apr
1
revised Notation of partial derivative
I translated the messages to English and copied my code again
Apr
1
revised Notation of partial derivative
added 5 characters in body