Answers a Radians instance, using math.atan(v). >>> a = degrees(0) >>> atan(a.tan) 0rad >>> a = degrees(45) >>> atan(a.tan).degrees 45
(v)
| 2286 | return radians(math.asin(v)/math.pi) |
| 2287 | |
| 2288 | def atan(v): |
| 2289 | """Answers a Radians instance, using math.atan(v). |
| 2290 | |
| 2291 | >>> a = degrees(0) |
| 2292 | >>> atan(a.tan) |
| 2293 | 0rad |
| 2294 | >>> a = degrees(45) |
| 2295 | >>> atan(a.tan).degrees |
| 2296 | 45 |
| 2297 | """ |
| 2298 | return radians(math.atan(v)/math.pi) |
| 2299 | |
| 2300 | def atan2(v1, v2): |
| 2301 | """Answers a Radians instance, using math.atan2(v1, v2). |