hyperregular en · ADJ
Etymology
From hyper- + regular.
Meanings
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(not-comparable) Having a bounded image over all arguments for every member.
In fact, you can set one to one correspondence between the Lagrangian and Hamiltonian in the case of hyperregular Lagrangian.
2015, D. S. Kulyabov, A. V. Korolkova, L. A. Sevastyanov, “Maxwell's Optics Symplectic Hamiltonian”, in Vestnik NIYU MIFI, volumes 201-205, pages 201–205: