Why do you have to link the math library in C?

Why do you have to link the math library in C?

c compilation math.h

c

What's an object file in C?

c compilation linker object-files

c

Is it feasible to compile Python to machine code?

python c linker compilation

c

What are .a and .so files?

c unix compilation shared-libraries .a

c

Difference between CC, gcc and g++?

c++ c gcc compilation

c

Why GDB jumps unpredictably between lines and prints variables as "<value optimized out>"?

c optimization compiler-construction gdb compilation

c

Why isn't all code compiled position independent?

c compilation

c

Why do you need to recompile C/C++ for each OS? [duplicate]

c++ c winapi compilation

c

Why not concatenate C source files before compilation? [duplicate]

c compilation c-preprocessor

c

Is there a reason why not to use link-time optimization (LTO)?

c++ c performance compilation compiler-optimization

c

How do header and source files in C work?

c compilation header-files

c

Determining C executable name

c gcc compilation executable linkage

c

What does an object file contain?

c++ c compilation

c

How do I link object files in C? Fails with "Undefined symbols for architecture x86_64"

c gcc compilation

c

Elegantly call C++ from C

c++ c shared-libraries compilation

c