On Wed, 17 Dec 2003, Tom Tran wrote: > gcc gave this error: undefined reference pow > I tried other functions s.a. sqrt(), sin(), etc. Same problem. > Other header files (s.a. <stdio.h> <string.h> <stdlib.h> work fine. Math library will not be linked by default. Link it by -lm option. gcc myprg.c -lm Bye :) -- Bharathi S, IndLinuX Team, (__) DON Lab, TeNeT Group, oo ) IIT-Madras, Chennai-INDIA. (_/\ Known is drop, Unknown is OCEAN.