#codebase and write tests in the format as is presented in the current file. rewrite and delete all of the lines in the current file. the manually calculated results should just be presented as floats. keep all formatting and naming conventions such as they currently are. The latex part always has 3 decimals. write one test which passes the input and does the calculation. Write tests for the all the variables that go into the equation, negative and zeros for those in raise_if_less_or_equal_to_zero, only negatives for those in raise_if_negative. for the latex complete and short, make sure you add a unit at the end. Write the tests for all classes found in file #