statmechcrack.tests.test_zero

A module for testing when something is zero.

class Zero(methodName='runTest')

Bases: TestCase

Class to test for when something is zero.

main()

Main function for module-level testing functionality.

test_zero_inverse()

Function to test inverse calculation at zero.

test_zero_minimized_nondimensional_energy()

Function to test for zero minimized nondimensional energy.

test_zero_nondimensional_end_force()

Function to test for zero nondimensional end force.

test_zero_nondimensional_energy()

Function to test for zero nondimensional energy.

test_zero_nondimensional_jacobian()

Function to test for zero nondimensional Jacobian.

test_zero_relative_nondimensional_gibbs_free_energy()

Function to test for zero relative Gibbs free energy.

test_zero_relative_nondimensional_helmholtz_free_energy()

Function to test for zero relative Helmholtz free energy.

random_crack_model(N=16, M=17, kappa=69.75733328948753, alpha=1.2807179552512473, varepsilon=54.79674000369688)

Function to produce a random crack model.

Parameters:

• N (int, optional, default=random) – The number of broken bonds.

• M (int, optional, default=random) – The number of intact bonds.

• kappa (float, optional, default=random) – The nondimensional bending stiffness.

• alpha (float, optional, default=random) – The nondimensional Morse parameter.

• varepsilon (float, optional, default=random) – The nondimensional bond energy.

Returns:

A crack model instance.

Return type:

object