S-matrix theory - meaning and definition. What is S-matrix theory
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What (who) is S-matrix theory - definition


S-matrix theory         
PRECURSOR PHYSICAL MODEL TO STRING THEORY AND QUANTUM CHROMODYNAMICS
Landau principle
S-matrix theory was a proposal for replacing local quantum field theory as the basic principle of elementary particle physics.
S-matrix         
UNITARY OPERATOR ON THE FOCK SPACE DESCRIBING SCATTERING AMPLITUDES
S Matrix; S-Matrix; Scattering matrix; Haag-Ruelle scattering theory; S matrix; S-matrices
In physics, the S-matrix or scattering matrix relates the initial state and the final state of a physical system undergoing a scattering process. It is used in quantum mechanics, scattering theory and quantum field theory (QFT).
Matrix theory (physics)         
QUANTUM MECHANICAL MODEL BASED ON MATHEMATICAL MATRICES
IKKT matrix model; BFSS matrix model
In theoretical physics, the BFSS matrix model or matrix theory is a quantum mechanical model proposed by Tom Banks, Willy Fischler, Stephen Shenker, and Leonard Susskind in 1997.Banks et al. 1997