It will generate calendar of any month of the years starting from 1000 A.D to Infinity

一个开放源码的基于Java库的目标跟踪评价工具。目前包含11种不同的顺序，如滤波器，卡尔曼，颗粒，H无穷，相互作用多模型（IMM）的，及其他。 -An open source Java based library for target tracking evaluation tools. Currently contains 11 different sequential filters, such as Kalman, particle, H infinity, interacting

The initial value of Infinity is +Infinity.

Returns the float conversion of the most positive (i.e. closest to positive infinity) integer value which is less than the argument.