online_velocity_coefficients:   Calculation of velocity distribution coefficients α and β in open-channel flow   Reference Ponce, V. M. 2014. Chapter 2 in Fundamentals of open-channel hydraulics. In http:/ponce.sdsu.edu     [Velocity coefficients program]       [Sample output] SAMPLE INPUT DATA: Units:           (SI units) Number of isovels n:      6 n values of velocity Vi (m/s):  3.5,4,4.5,5,5.5,6 n values of area Ai (m2):  13.84,80.272,285.104,650.480,1458.736,279.568 Thank you for running    online_velocity_coefficients   Please call again.   [150709]