用于函数逼近的径向基逼近和差值，是一个基础函数，包括高斯及二项式两种，可拓展到多个应用领域-Radial basis functions are use for function approximation and interpolation. This package supports two popular classes of rbf: Gaussian and Polyharmonic Splines (of which the Thin Plate Spline is a subcla

# 矩形微带天线的仿真设计 ## 1 基础原理 ### 微带天线 微带天线（micro strip antenna）在一个薄介质基片上，一面附上金属薄层作为接地板，另一面用光刻腐蚀方法制成一定形状的金属贴片，利用微带线或同轴探针对贴片馈电构成的天线。(Simulation design of rectangular microstrip antenna ## 1 rationale Microstrip antenna On a thin dielectric substrate, a m