'Lattice vector' presentation slideshows

Introduction to Lattice-Based Cryptography Vadim Lyubashevsky Tel-Aviv University

Introduction to Lattice-Based Cryptography Vadim Lyubashevsky Tel-Aviv University September 9, 2009. Cryptographic Hardness Assumptions. Factoring is hard Discrete Log Problem is hard Diffie-Hellman problem is hard Decisional Diffie-Hellman problem is hard

1.31k views • 78 slides

Order in crystals Symmetry, X-ray diffraction

Order in crystals Symmetry, X-ray diffraction. 2-dimensional square lattice. Translation. Translation. Rotation. Rotation. Point group symmetries : Identity (E) Reflection (s) Rotation (R n ) Rotation-reflection (S n ) Inversion (i). In periodic crystal lattice :

461 views • 27 slides

2009. 04. Hanjo Lim School of Electrical & Computer Engineering hanjolim @ajou.ac.kr

2009. 04. Hanjo Lim School of Electrical & Computer Engineering hanjolim @ajou.ac.kr. Lecture 3. Symmetries & Solid State Electromagnetism. Photonic crystals ; the structures having symmetric natures important symm.; translat., rotat., mirror, inversion, time-reversal

335 views • 24 slides

The Wigner-Seitz Method to Construct a Primitive Cell

A simple, geometric method to construct a Primitive Cell is called the Wigner-Seitz Method . The procedure is:. The Wigner-Seitz Method to Construct a Primitive Cell. 1. Choose a starting lattice point . 2. Draw lines to connect that point to its nearest neighbors.

1.26k views • 21 slides

Lattices in Crypt-analysis

206 views • 20 slides