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Feb 28th, 2020
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  1. A = [2,5,-3; 5,8,0; 2,6,8]
  2. B = [4,6,9; 5,6,0; 7,0,6]
  3. C = A+B
  4. D = A*B
  5. K = A.*B %prvek po prvku!
  6. eig(A) %vlastni cisla
  7. det(B)%determinant
  8. rank(A) %hodnost
  9. A' %transpozice
  10. inv(C) %inverzni
  11. X = linsolve(A, B) %linearni soustava rovnic
  12. zeros(4,6) %nulova matice
  13. ones (3,3) %jednotkova
  14. eye(3,3) %diagonalni jednotkova
  15. v = [4,6,8]
  16. diag(v) %diagonalni matice tvorena vektorem v, kterej je nadefinovanej
  17.  
  18. rand(4,3) %nahodna matice 4ř x 3s o rovnomernym rozlozeni
  19. randn(3) %nahodna matice 3x3 o nahodnym rozlozeni
  20.  
  21. R = rand(5)
  22. R(2,2) %vyber prvku
  23. R(2,:) %2. radek všechny sloupce
  24. R(1:3,1:3) %vyber 1.-3. radek a 1.-3. sloupec
  25. cell(3)
  26. E = {1,2,3; 'ahoj', pi, ones(3)} %cell -> {slozeny zavorky i VOLAT}
  27. F = E{2,2}
  28. G = E(2,2) %bullshit
  29. F+1
  30. R(:,:,2) = [1,2,3,4,5; 6,7,8,9,10; 11,12,13,14,15; 16,17,18,19,20;21,22,23,24,25]
  31. rand(5,3,2)
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