Dr. Chen

my academic and technology learning logs

Draw animated hear by Python

4 min read · 2023

Approximation of power function by exponential function

4 min read · April 05, 2023

2023 · python power function exponential function exponential smoothing · optimization
Linearize a variable have value in one range and 0 otherwise

1 min read · December 28, 2022

2022 · linear programming value in a range zero otherwise · optimization
Digging into the paper "Dynamic Inventory Management with Cash Flow Constraints"

2 min read · October 17, 2019

2019 · paper reading
Digging into the paper "the infinite horizon periodic review problem with setup costs"

2 min read · October 16, 2019

2019 · inventory · paper reading
Pursuing the paper " Capacitated inventory problems with fixed order costs-some optimal policy structure"

6 min read · September 27, 2019

2019 · paper reading