What is Harmonic Progression in Mathematics? https://www.youtube.com/watch?v=Qz8hCipyASU Harmonic Progression (H.P.) Definition: A progression is called a harmonic progression (H.P.) if the reciprocals of its terms are in A.P.General term of an H.P.Harmonic mean If three or more numbers are in H.P., then the numbers lying between the first and last are called … [Read more...] about What is Harmonic Progression in Mathematics?