4 papers
math.CV2025
Complete Resolution of B.Shapiro's Conjecture 12
Lande Ma, Zhaokun Ma
For any real polynomial of even degree , Shapiro [{\it Arnold Math. J.} 1(1) (2015), 91--99] conjectured that the sum of the number of real zeros of $(n-1)(p')^2 - np p''…
math.CV2022
The mean value problem of Smale's problems
Lande Ma, ZhaoKun Ma
We show two results of mean value problem, Smale's mean value problem is comprehensively solved in this paper.
math.CV2022
Zeros of Meromorphic function
Lande Ma, Zhaokun Ma
We introduce and develop the root locus method in mathematics. And we study the distribution of zeros of meromorphic functions by root locus method.
math.CV2022
Necessary and Sufficient Condition for zeros of Derivative of Meromorphic and Entire Functions
ZhaoKun Ma, Lande Ma
The main result of this paper shows a totally new necessary and sufficient condition to determine both real and complex zeros of derivative of all entire and meromorphic functions…