A Crash Course in Problem Solving
... How many subsets of the set X={1,2,3,…,109} have the property that the sum of the elements of the subset is greater than 2997? ...
... How many subsets of the set X={1,2,3,…,109} have the property that the sum of the elements of the subset is greater than 2997? ...
Quantum Field Theories in Curved Spacetime - Unitn
... spacetimes within the generally local covariant perturbative approach was treated by Hollands and Wald in [7]. 7. Locally covariant quantum field theories. The previous parts deliberately dismissed some conceptually deep problems. One of the main characteristic of the probabilistic interpretation of ...
... spacetimes within the generally local covariant perturbative approach was treated by Hollands and Wald in [7]. 7. Locally covariant quantum field theories. The previous parts deliberately dismissed some conceptually deep problems. One of the main characteristic of the probabilistic interpretation of ...
***** 1
... equation for a wave function from the path integral. • In ordinary quantum theory its gauge invariance is ensured by asymptotic boundary conditions in the path integral. In the case of General Relativity asymptotic states exist only in asymptotically flat spacetime, but for a nontrivial spacetime to ...
... equation for a wave function from the path integral. • In ordinary quantum theory its gauge invariance is ensured by asymptotic boundary conditions in the path integral. In the case of General Relativity asymptotic states exist only in asymptotically flat spacetime, but for a nontrivial spacetime to ...
Emergent spacetime - School of Natural Sciences
... One spacetime direction, , emerges holographically. Locality in is mysterious. The transverse coordinates, , emerge from the matrices. They are meaningful only when the branes are far apart, i.e. the matrices are diagonal. ...
... One spacetime direction, , emerges holographically. Locality in is mysterious. The transverse coordinates, , emerge from the matrices. They are meaningful only when the branes are far apart, i.e. the matrices are diagonal. ...
Classical solutions of open string field theory
... Field theoretic description of all excitations of a string (open or closed) at once. Useful especially for physics of backgrounds: tachyon condensation or instanton physics Single Lagrangian field theory which should around its various critical points describe physics of diverse D-brane backgrounds, ...
... Field theoretic description of all excitations of a string (open or closed) at once. Useful especially for physics of backgrounds: tachyon condensation or instanton physics Single Lagrangian field theory which should around its various critical points describe physics of diverse D-brane backgrounds, ...
General relativity
... Classical radiation field = collection of oscillators Quantum radiation field = collection of quantum oscillators ...
... Classical radiation field = collection of oscillators Quantum radiation field = collection of quantum oscillators ...
Geometric Algebra
... How many space dimensions do we have? • The existence of five regular solids implies three dimensional space(6 in 4D, 3 > 4D) • Gravity and EM follow inverse square laws to very high precision. Orbits(Gravity and Atomic) not stable with more than 3 D. • Tests for extra dimensions failed, must be su ...
... How many space dimensions do we have? • The existence of five regular solids implies three dimensional space(6 in 4D, 3 > 4D) • Gravity and EM follow inverse square laws to very high precision. Orbits(Gravity and Atomic) not stable with more than 3 D. • Tests for extra dimensions failed, must be su ...
Adventures with Superstrings
... • D-branes: string theory contains other kinds of objects extended in 0, 1, 2, . . . dimensions particles ...
... • D-branes: string theory contains other kinds of objects extended in 0, 1, 2, . . . dimensions particles ...