Name | Equation | Variables |
Smetana |
| y2, y1, conjugates depth |
Safranez |
| y1, minor conjugate, Froude number |
Einwatcher |
| y1, minor conjugate, Froude number |
Woycicki |
| y2, y1, conjugates depth |
Chertusov |
| y1, minor conjugate, Froude number |
Pavlovsky |
| y2, y1, conjugates depth |
Sieñchi |
| y2, y1, conjugates depth |