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carlos151 (336) 125 Articles, 211 Replies, 336 Points
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Since 4/2/2012 6:24:14 AM, carlos151 has written 125 articles and participated in 211 conversations.
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carlos151

carlos151's articles:
 Items(125) /13 Next >> Last >| Separating functions 4 35 (10/21/2012 6:10:53 AM) comp.soft-sys.math.mathematicaHi, I have a problem in identification. In the middle of the solution of a wave propagation problem on a regular lattice using a separation-of-variables method, I get a function of the form ...carlos Flattening a hypermatrix into an ordinary matrix 6 58 (6/1/2012 9:21:40 AM) comp.soft-sys.math.mathematicaI have an n x n hypermatrix, the entries of which are m x m blocks. For example A below (m=3, n=2): A11={{B11,B12,B13},{B21,B22,B23},{B31,B32,B33}}; A12={{C11,C12,C13},{C21,C22,C23},{C31,C32,C33}}; A21={{...carlos eqalign equalizer 7 46 (5/16/2012 11:29:33 AM) comp.text.tex My PlainTeX -> LaTeX manuscript conversion problem is simplified by the following macro: \ifLaTeX\def\alignedequation#1#2{\begin{align}#1\label{#2}\end{align}} \else \def\alignedequation#1#2{\begingroup\def...carlos Begin ... end macro question 4 82 (5/16/2012 7:52:32 AM) comp.text.texConsider two forms of expressing the sqrt of a+b in TeX: $$\sqrt{a+b}$$ \def\expr{a+b} \def\beginsqrt{\sqrt{} \def\endsqrt{}} $$\beginsqrt\expr\endsqrt$$ Results are different. Q: how should the begin and e...carlos Questions on eqalign under LaTeX 1 136 (5/15/2012 8:50:52 AM) comp.text.texI have to convert an old Plain TeX manuscript to LaTeX. The document uses the eqalign macro for multiline equations extensively. Questions: to avoid a lengthy and error-prone conversion process, is it possibl...carlos Trying to close some loose plotting 2 47 (1/30/2012 10:08:50 AM) comp.soft-sys.math.mathematicaHi - I am trying to plot the real roots of a cubic equation as functions of one parameter called rc, using the code below, on Mathematica 5.2. The plotted curves, however, show some dead spots that should n...carlos Inconsistency between Disk Utility and Info page 7 67 (1/11/2012 8:35:22 PM) comp.sys.mac.systemOn a Mac Pro running under 10.6.8, inserted a USB formatted with Mac Standard under Mac OS9 on an older titanium Mac Book G4. Disk Utility says Write Status: Read/Write. But the Info page displayed by control...carlos detecting latex from inside 4 39 (12/20/2011 9:12:19 PM) comp.text.texSuppose a TeX file is being \input from another file. Is it possible to detect *from inside the file* whether it's being run by LaTeX? If so, what is the true-or-false global variable that can be tested? Than...carlos Adobe PDFViewer PlugIn ignored 10 54 (8/5/2011 9:51:13 PM) comp.sys.mac.system Got a question regarding the strange behavior of PDF web file display by Safari 5.1. I use Adobe Acrobat 9.0, and had the PDFViewer Safari plugin installed for some time. Suddenly after the last Mac OS update...carlos Conditional \input 1 47 (8/4/2011 5:49:22 PM) comp.text.texHi - simple question. The macros below seem to work fine under Plain TeX. Do I need to place the conditional input statement in \inputiffileexists between \begingroup ... \endgroup ? Thanks. \newif\iffileex...carlos

carlos151's replies:
 Items(124) /13 Next >> Last >| Which editor do you use for math articles 27 44 (1/16/2009 11:09:21 AM) comp.soft-sys.math.mathematicaAlthough Mathematica 7 is a very powerful peace of software as far as the computational part goes it turns out to be quite limited and unstable when it comes to word editing and processing, despite the cl...latev (13) Head logic 4 39 (3/3/2009 10:55:48 AM) comp.soft-sys.math.mathematicaEntering ClearAll[r]; Head[r] Head[r]!=Symbol Head[r]==Symbol give Symbol, False and True as expected. But Head[r]==Integer evaluates to Symbol==Integer. Why not False? Head[r] is...carlos151 (336) Question on TeXShop, Mac OS X & Finder 14 309 (1/12/2010 5:27:36 AM) comp.text.texI just installed the TeXShop download on a Mac running OS 10.6.2. For custom LaTeX such as journal styles, Help says: place them in / texmf/tex/latex/ So I did and typesetting works fine. But the Finder ca...carlos151 (336) Help for simple macro 12 45 (4/20/2011 8:52:26 PM) comp.text.texHi, I am writing a simple macro for bracketed citations under Plain TeX, and need some help (have not written those for a long time). Suppose that from a database file I read via \input a name->number mapping...carlos151 (336) Conjugation 24 53 (4/22/2011 8:44:59 AM) comp.text.texHello, Is it "he obeies" ? " he obeys" "he obeies" looks weird but... Thanks ...gouailles (1755) Implementing ifundefined under Plain TeX 19 90 (4/22/2011 6:24:38 PM) comp.text.texHi - for a citation macro I would like to implement \ifundefined under Plain TeX with the standard TeX engine. I tried to parrot LaTeX's @ifundefined as shown below, and seems to work. Any foreseeable problems ...carlos151 (336) Compaction 14 41 (4/27/2011 10:30:30 PM) comp.text.texQuestion: could this macro be compacted? Thanks. \def\tempnull#1>{} \global\def\cleancsname#1{% clean alleged csname of nonletters except 0-9 . : @ \def\temp{#1}% \expandafter\expandafter\expandafter\docl...carlos151 (336) detecting latex from inside 4 39 (12/20/2011 9:12:19 PM) comp.text.texSuppose a TeX file is being \input from another file. Is it possible to detect *from inside the file* whether it's being run by LaTeX? If so, what is the true-or-false global variable that can be tested? Than...carlos151 (336) Inconsistency between Disk Utility and Info page 7 67 (1/11/2012 8:35:22 PM) comp.sys.mac.systemOn a Mac Pro running under 10.6.8, inserted a USB formatted with Mac Standard under Mac OS9 on an older titanium Mac Book G4. Disk Utility says Write Status: Read/Write. But the Info page displayed by control...carlos151 (336) Separating functions 4 35 (10/21/2012 6:10:53 AM) comp.soft-sys.math.mathematicaHi, I have a problem in identification. In the middle of the solution of a wave propagation problem on a regular lattice using a separation-of-variables method, I get a function of the form ...carlos151 (336)