#!/bin/sh

# Copyright (C) 2011-2014  Simon Ruderich
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.


set -eu

exec python3 -i -c '

# Math functions.
from math import *

def ld(x):
    return log(x)/log(2)
def lg(x):
    return log10(x)

def binom(n,k):
    return reduce(lambda a,b: a*(n-b)/(b+1),xrange(k),1)

# Convert number to scientific notation (e.g. 5e6).
def s(x):
    print("%e" % x)


# Time/Date functions.
import time

# Convert time in seconds since epoch to readable string.
def stime(seconds):
    print(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(seconds)))


print("Welcome to the ultimate calculator.")'

# vim: ft=python