Multidemensional Array
- (http://docs.scipy.org/doc/numpy/reference/arrays.ndarray.html)
- (http://docs.scipy.org/doc/numpy/reference/c-api.types-and-structures.html)
- (https://docs.python.org/dev/c-api/structures.html)
- (http://www.i-programmer.info/programming/python/5785-advanced-python-arrays-introducing-numpy.html)