caudamus

#!/usr/bin/env python

import numpy as np
from collections import OrderedDict
from scipy.optimize import LinearConstraint, minimize, BFGS


def normlen(v):
    ''' length of norm of a vector '''
    return np.sqrt(np.sum(np.square(v)))

caudamus

BNF parsing

Toy weekend project: make a parser-parser!

This takes in a grammar given in Bakus-Naur Form (BNF), and a program that was written in the provided grammar, and produces an image of Syntax Tree using graphviz.

References:

caudamus

#!/usr/bin/env python

from math import atan2, pi, sqrt

'''
Our goal is to figure out an analytic formulation of the area the goat can reach.

*Note:* We'll take advantage of symmetry to only solve the top half of the area.

We have two circles which intersect: