YangWC

@doyubkim Sorry, I haven't paid attention to unit tests. Parameter x is a "relative distance" from iLow sounds quite a bit weird. But anyway, it does make sense in this...

Hello, @doyubkim . I'm a little confused on page 202 of the book. The first paragraph is a discussion about the stability of diffusion solver. ```C++ Note that the diffusion...

## Page 40 It's about the Gauss-Seidel method. The equation (1.34):  **The formula (C.3) on page 276 has the same problem.** ## Page 41 It's about the definition of...

## Page 204 From equation (3.36), you put an extra right bracket here.  ## Page 210 From equation (3.43):  _**And I was wondering why we should do this...