sash13

m_e = 9.10938356 * 10 .^-31;
E = 10;
alpha = 1;
from = 0;
to = 1000;
v0 = 0.5 .* 299792458;
p =  m_e * v0;

w = @(x)  x .* exp(-alpha .* x);
N2 = @(x) integral(w, from, to) ;

sash13

#!/bin/sh

help () {
    echo "Usage: `basename $0` [-h] [-n] [-a] [-s hh:mm:ss] [-d ss] [-w px] [-f n] [-S n] [-b n] <filename> <result.gif>
    
-h              show this help
-n              turn off subtitles
-a              don't open directory with frames in filemanager
-s              start time in seconds or as hours:minutes:seconds, default: 0
-d              duration in seconds or as hh:mm:ss, default: 5

sash13

# -*- coding: utf8 -*-

from google.appengine.ext import webapp
from google.appengine.ext.webapp.util import run_wsgi_app
from google.appengine.api import urlfetch
from google.appengine.ext import db
from google.appengine.api import mail
from google.appengine.api.labs import taskqueue
from BeautifulSoup import BeautifulStoneSoup
import string