linux下一个短小精悍的数学函数绘图程序，从中可以学到如何在linux中开发GUI程序。-linux under a short and pithy mathematical function mapping procedures, One can learn how to linux GUI developed procedures.

LDPC codes BER simulation under AWGN channel. MacKay-Neal based LDPC matrix. Message encoding uses sparse LU decomposition. There are 4 choices of decoder: hard-decision/bit-flip decoder, probability-domain SPA decoder, log-domain SPA decoder, and si

Survival times are data that measure follow-up time from a defined starting point to the occurrence of a given event, for example the time from the beginning to the end of a remission period or the time from the diagnosis of a disease to death. Stan