Archivo del Autor: carlosap

Gauss Legendre

Abcisas (1er columna) y pesos (2da columna) Integracion de Gauss Legendre de distintos ordenes Gauss-Legendre, order 2 -0.577350269189626 1.000000000000000 0.577350269189626 1.000000000000000 Gauss-Legendre, order 3 -0.774596669241483 0.555555555555553 0.000000000000000 0.888888888888889 0.774596669241483 0.555555555555553 Gauss-Legendre, order 4 -0.861136311594053 0.347854845137448 -0.339981043584856 0.652145154862546 0.339981043584856 0.652145154862546 0.861136311594053 0.347854845137448 Gauss-Legendre, order 5 -0.906179845938664 0.236926885056182 -0.538469310105683 0.478628670499366 0.000000000000000 0.568888888888889 0.538469310105683 0.478628670499366 0.906179845938664 0.236926885056182 Gauss-Legendre,… Leer más »

Mathematica Linux Error

Error: The installer was unable to check for a valid password file. Your Mathematica installation may be incomplete or corrupted 25 11 2007 Many people face this error when they try to install Mathematics on Linux : Error: The installer was unable to check for a valid password file. Your Mathematica installation may be incomplete… Leer más »

Mounting iso/bin/cue

* Method 1: Use CDEmu. cdemu 0 pro.cuemount -t iso9660 /dev/cdemu/0 /mnt/temp * Method 2: Convert to ISO.Convert BIN/CUE to ISO: bchunk -v acrobat6pro.bin pro.cue pro File Attachment: bchunk-1.2.0.tar.gz (14 KB)   * Just mount the ISO by executing as root. mount -o loop,ro -t iso9660 <filename>.iso <mountpoint>mount -o loop pro01.iso /mnt/temp

A 10 minute tutorial for solving Math problems with Maxima

By Antonio Cangiano. Filed under Essential Math, Software About 50,000 people read my article 3 awesome free Math programs. Chances are that at least some of them downloaded and installed Maxima. If you are one of them but are not acquainted with CAS (Computer Algebra System) software, Maxima may appear very complicated and difficult to… Leer más »

Howto: Linux kill and logout users

Task: How to halt/stop user called didi Type the skill command as follows:# skill -STOP -u didi You muse be root to stop other users. Task: How to resume already halted user called didi Send CONT single to user didi, type the following command:# skill -CONT -u didi Task: How to kill and logout user… Leer más »

Mathematica VS Sage

Sagefloat(integral(x*cos(2*x),x,0,1))0.10061200427605527 show(integral(x*cos(2*x),x,0,1)) show(expand((x-3/8)^10)) G = graphs.CubeGraph(5); Gshow(plot3d(G, xres=1280, yres=1024))MathematicaNIntegrate[x Cos[2 x], {x, 0, 1}]0.100612  

SAGE

 http://www.sagemath.org  Seattle (USA)http://sage.math.washington.edu/sage  Seattle (USA)http://modular.fas.harvard.edu/sage  Boston (USA)http://www.opensourcemath.org/sage/  Utah (USA)http://www.cecm.sfu.ca/sage  Vancouver (Canada)http://sage.apcocoa.org  Germanyhttp://echidna.maths.usyd.edu.au/sage  Sydney (Australia)http://sage.scipy.org/sage  Texas (USA)