| 极 |
jí jìng | modulus (distance from the origin in polar coordinates) |
| 极 |
jí | extremely / pole (geography, physics) / utmost / top |
| 径 |
jìng | footpath; path; track; (fig.) a way; a means / directly; straight / diameter |
| 径 |
jìng | footpath; path; track; (fig.) a way; a means (variant of 径) / directly; straight (variant of 径) |