Lecture Notes on Cryptography ppt

... simplification of the above conditions essentially leads to the definition of a one-way function. 2.2 One-Way Functions: Definitions In this section, we present several definitions of one-way functions. ... functions exist if and only if strong one way functions exist. Proof Sketch: By definition, a strong one way function is a weak one way function. Now assume that f is a weak one way function su...

Ngày tải lên: 28/03/2014, 20:20

... V d i B 2 Khuếch Đại Một Chiều 6/10 KTĐ & ĐT GVC. ThS. Nguyễn Như Phong 1999 ĐHBK CMRR _ ( Common Mode Rejection Ratio ) lg lg lg log ie E db m E ie fe E mE ie hR CMRR 20 20 g R h hR CMRR ... DA ). − Khuếch đại thuật toán ( Operational Amp_ opAmp ). T e R x R 1 R 3 R 2 Khuếch Đại Một Chiều 3/10 KTĐ & ĐT GVC. ThS. Nguyễn Như Phong 1999 ĐHBK KHUẾCH ĐẠI VI SA...

Ngày tải lên: 25/10/2013, 13:15

... AND WALLS 49 PERSONAL CLEANLINESS 52 CHATTERING HOPES AND ADVICES 54 OBSERVATION OF THE SICK 59 CONCLUSION 71 APPENDIX 77 NOTES ON NURSING: WHAT IT IS, AND WHAT IT IS NOT. Notes on Nursing 2 she ... be found among those patients who are not confined to one room, whatever their suffering, and that the majority of depressed cases will be seen among those subjected to a long monotony of...

Ngày tải lên: 06/03/2014, 20:20

... of Polynomials 93 Solutions to Testing Questions 101 Index 169 Lecture 1 Operations on Rational Numbers 1. Basic Rules on Addition, Subtraction, Multiplication, Division Commutative Law: a + ... element a belongs to the set A Contents Pr eface v Acknowledgments vii Abbreviations and Notations ix 1 Operations on Rational Numbers 1 2 Monomials and Polynomials 7 3 Linear Equations of Sin...

Ngày tải lên: 11/03/2014, 16:55

... derivative of the spin connection, since it’s not a tensor. So far our equations have been true for general connections; let’s see what we get for the Christoffel connection. The torsion-free requirement ... prop- erties of tensors. First consider the operation of contraction, which turns a (k, l) tensor into a (k −1, l −1) tensor. Contraction proceeds by summing over one upper and one lower i...

Ngày tải lên: 17/03/2014, 14:28

Ngày tải lên: 17/03/2014, 14:41

... even, respectively. Then prove that the functions f and g ◦ f are one-one but g is not one-one. Solution: By definiton, it is clear that f is indeed one-one and g is not one-one. But g ◦f(x) = g(f (x)) = g(2x) ... odd. Then prove that f is one- one. Is f onto? Solution: Let us use the contrapostive argument to prove that f is one-one. Let if possible f(x) = f(y), for some x, y ∈ N. Using the d...

Ngày tải lên: 31/03/2014, 12:20

Ngày tải lên: 31/03/2014, 16:27

Ngày tải lên: 24/04/2014, 17:10

... only two values of z component of  V are observed (electron spin  2  V) Consequence: the spin of electron has two discrete values along the magnetic 8 LECTURE NOTES ON QUANTUM MECHANICS Dr. ... depends on the amount of energy lost to the recoiling electrons. Because of the relation between energy and wavelength, the scattered photons have a longer wavelength that also depends on...

Ngày tải lên: 24/04/2014, 17:12