Субгармоника, субгармонический logarithmically subharmonic function — логарифмически субгармоническая функция — logarithmically subharmonic — subharmonic approximation — subharmonic bifurcation — subharmonic branching — subharmonic extension — subharmonic function — subharmonic generator — subharmonic minorant — subharmonic oscillation — subharmonic solution — subharmonic vibrations