moirepy.utils.are_coeffs_integers
Check if v3 is an integer linear combination of v1 and v2.
Solves a * v1 + b * v2 = v3 in 2D using Cramer's rule, then tests
whether a and b are integers up to a tolerance.
Parameters:
| Name | Type | Description | Default |
|---|---|---|---|
v1
|
array-like of shape (2,)
|
Input 2D vectors. |
required |
v2
|
array-like of shape (2,)
|
Input 2D vectors. |
required |
v3
|
array-like of shape (2,)
|
Input 2D vectors. |
required |
tol
|
float
|
Tolerance for determinant singularity and integer closeness test. |
1e-08
|
Returns:
| Type | Description |
|---|---|
bool
|
|