| public dataProviderForGeometricProgression ( ) |
public function dataProviderForGeometricProgression()
{
return [[-1, 2, 2, []], [0, 2, 2, []], [4, 2, 3, [2, 6, 18, 54]], [6, 1, -3, [1, -3, 9, -27, 81, -243]], [9, 1, 2, [1, 2, 4, 8, 16, 32, 64, 128, 256]], [6, 10, 3, [10, 30, 90, 270, 810, 2430]], [5, 4, 0.5, [4, 2, 1, 0.5, 0.25]]];
}