deletions | additions       diff --git a/Introduction.tex b/Introduction.tex  index bb542c6..a27e50f 100644  --- a/Introduction.tex  +++ b/Introduction.tex 
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\subsection{Restatement of the Problem}  The problem is that the Gamma Knife radiosurgery can be inaccurate and when it is inaccurate, it can bear dangerous consequences, namely harming healthy brain tissue.  \verb|  tumor_length \verb|tumor_length  = randint(int(0.1 * matrix.area), int(0.9 * matrix.area))  coord matrix.area))|  \verb|coord  = [randint(1, matrix.m), random.randint(1, matrix.n)]  for matrix.n)]|  \verb|for  i in range(0, matrix.tumor_length): matrix.tumor_length):|  \verb|  direction = randint(1, 4) 4)|  \verb|  if direction == UP: UP:|  \verb|  coord[1] -= 1 1|  \verb|  elif direction == DOWN: DOWN:|  \verb|  coord[1] += 1 1|  \verb|  elif direction == LEFT: LEFT:|  \verb|  coord[0] -= 1 1|  \verb|  elif direction == RIGHT: RIGHT:|  \verb|  coord[0] += 1  | 1|