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Dec 1st, 2015
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  1. def Projecao2D(x,y,a,b):
  2. soma_dos_quadradosv1 = x**2 + y**2
  3. normav1 = math.sqrt(soma_dos_quadradosv1)
  4. soma_dos_quadradosv2 = a**2 + b**2
  5. normav2 = math.sqrt(soma_dos_quadradosv2)
  6. vetor_unitario1 = (x/normav2)
  7. vetor_unitario2 = (y/normav2)
  8. modulo_vetor2 = (a**2 + b**2)
  9. prod_escalar = (x*a + y*b)
  10. negocioloco = prod_escalar / normav2
  11. proj1 = (vetor_unitario1 * negocioloco)
  12. proj2 = (vetor_unitario2 * negocioloco)
  13. return proj1,proj2
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