Fall 2008
- Mon, Sep 8, 4pm, Math 101, Remote Connection, SSH, and VNC, by Joe McMahon
- Mon, Sep 15, 4pm, Math 102, An introduction to LaTeX and Beamer, by Kevin LaTourette
- Mon, Oct 13, 4pm, Math 101, Paradigm Shifts in Science Based Simulations, by Mac Hyman
- Mon, Oct 27, 4pm, Math 101, SQL for Joy: All your database are belong to us, by Karl Newell
For more details, and talks in past semesters, consult the
full schedule of talks.
Tentative talks:
- Scripting with Bash
- Power Point presentation using LaTeX
- GNU/Linux text editors
Interested in speaking?
Past topics can (and should) be repeated
occasionally. In addition,
here are some topics people might like to hear about:
- Femlab (PDE modeling environment)
- GAP (computer algebra software)
- Getting started with Maple (or Matlab, or Mathematica, ...)
- How to do math on a Mac
- How to filter e-mail spam
- HTML vs. XHTML (the new HTML standard)
- Octave (free Matlab-like system)
- PDAs (handheld personal digital assistants and much more)
- PHP (server-side webpage scripting)
- R (free statistics system)
- Remote access (SSH, VNC, dial-up, ...)
- Scientific WorkPlace (graphical front end to TeX)
- Setting up a dual boot system (DOS/Linux)
- TeX / LaTeX topics
- Using scanners efficiently
- Using the WINEDT editor (a front end to TeX, HTML)
- XML (extensible markup language)
- [your favorite topic here]
To give a talk, please contact
swig@math.arizona.edu.
Algebraic Computation
In[1]:= x = 4
Out[1]= 4
In[2]:= x^2 + 1
Out[2]= 17
In[3]:= x =.
In[4]:= Expand[(x^2 - 2 y + 1) (x - 4)]
2 3
Out[4]= -4 + x - 4 x + x + 8 y - 2 x y
In[5]:= Factor[%]
2
Out[5]= (-4 + x) (1 + x - 2 y)
In[6]:= Simplify[x^2 - 2x + 1]
2
Out[6]= (-1 + x)
In[7]:= 1 + 2x /. x-> 2
Out[7]= 5
In[8]:= x + y /. {x -> a, y -> 2 - b}
Out[8]= 2 + a - b