A new mathematical method is proposed to convert the oscillator instability parameters from Allan variance to Spectrum Density (SD) of random phase fluctuations
Let (L)k =(-△)k + Vk be a Schr(O)dinger type operator,where k ≥ 1 is a positive integer and V is a nonnegative polynomial.We obtain the Lp estimates for the o
Objective To study the chemical constituents of Rhodiola kirilowii.Methods The compounds were separated and purified by various chromatographic techniques and t