Difference between revisions of "CompSciHW6"

Revision as of 14:58, 19 February 2016

Homework 6 - Due Friday, March 18

1) Create a function that parses the following files:
 a) mat33 = """
1.0 2.0 3.0
-2.0 0.0 1.0
1.0 1.1 1.2
"""

 b) csv = """
# time temperature sea_level
0.0, 300.0, 44.5
1.5, 299.5, 44.0
3.0, 299.8, 44.2
4.5, 301.0, 43.9
"""

 c) name_val = """
seed = 1553
name = "test name"
trials = 10
tolerance = 1e-8
"""

 d) group_data = """
[Group 1]
1 2 3 4 5 6

[Group 2]
4 5 11 14 1

[Group 3]
7 8 9 10 11
"""

2) Write code to carry out matrix multiplication manually
   and test it against the result of numpy.dot.

3) Write code to multiply every column of matrix, A,
   with every other column.  Use this to find the set of angles
   between the column vectors.