conservation laws 3 - 2 11.10.Lm; 63.20.Ry; 02.30.Ik; 45.20.Jj; 02.30.Zz; 11.30.-j; 05.45.Yv 1 Darboux–B¨acklund dressing method 1 Dirac equation 1 English 1 Higgs mechanism 1 Klein–Gordon equation 1 Lagrangian and Hamiltonian dynamics 1 PACS numbers: 11.10.Lm, 45.05. x, 02.30.Ik, 05.45.Yv, 11.30.-j, 02.30.Oz, 45.20.Jj 1 Riemann–Cartan geometry 1 angular momentum 1 anharmonic lattice modes 1 bispinor 1 canonical field variables 1 charge conservation law 1 confinement of quarks and gluons 1 diffeomorphic invariance 1 differential identities 1 dual octonion 1 dyons 1 electromagnetic field 1 energy-momentum conservation law in hadron processes 1 gravity 1 integrable system 1 integrable systems 1 iнтеґровнi системи 1 manifest covariance 1 metric-torsion theories 1 multiparticle fields 1