REGENERATION AMPLITUDES f 21 = $\vert$ f 21 $\vert$ exp ( i ϕ 21 )

Амплитуды регенерации f 21 = | f 21 | exp ( i φ 21 )

Regeneration amplitudes f21= | f21 | exp(i φ21)

TRANSITION AMPLITUDES AND PROBABILITIES

VARIATIONAL UPPER AND LOWER BOUNDS ON TRANSITION AMPLITUDES.

DUAL AMPLITUDES AND BASIC ASSUMPTIONS. [PART] I.

INVARIANT EXPANSIONS IN A CONE AND UNITARY TRANSFORMATIONS OF THE AMPLITUDES.