Sib faib |

sib cais - Kev faib cov suab paj nruag ntev (lub sijhawmоth share) rau hauv vaj huam sib luag. Lub ntsiab lus tseem ceeb ntawm kev sib dhos yog kev faib ua ob ntu: ib daim ntawv tag nrho rau hauv ob daim ntawv ib nrab, ib nrab sau rau hauv ob lub hlis twg, ib daim ntawv peb lub hlis twg rau ob daim ntawv thib yim, thiab lwm yam, nrog rau kev faib cov sijhawm tripartite rau hauv peb. seem: ib daim ntawv tag nrho nrog ib lub dot rau hauv peb ib nrab sau ntawv, ib nrab dotted rau peb lub hlis twg sau ntawv, dotted quarter note rau peb yim ntawv, thiab lwm yam.

Lub ntsiab hom kev sib cais ntawm lub suab.

Tsis tas li ntawd, ib qho kev txiav txim siab (tso cai) faib ntawm lub ntsiab yog siv. ncua sij hawm sib txawv tus naj npawb ntawm cov sib npaug sib npaug uas tsis sib haum rau qhov tseem ceeb hauv cov khoom no. metric txoj cai. kev faib; yog li ntawd, muaj ib tug duol, triplet, quartole, quintole, sextol, septol, octole, nonemol, decimol, raws li zoo raws li pab pawg neeg nrog ib tug loj tus naj npawb ntawm fractional ncua sij hawm uas tsis muaj tshwj xeeb. npe. Nyob rau hauv ib qho arbitrary R. d., fractional ncua sij hawm luv dua lawv cov sijhawm sib txuas rau ib qho kev faib.

Piv txwv ntawm arbitrary rhythmic division:

F. Schubert. Serenade.

PI Tchaikovsky. "Qhov ntawd yog thaum ntxov caij nplooj ntoos hlav." Romance.

PI Tchaikovsky. “Pleeping Beauty”.

Ib Verstovsky. Excerpt los ntawm opera "Vadim".

NA Rimsky-Korsakov. "Sadko", 2nd painting.

Piv txwv li, triplet ntawm yim sau ntawv yog sib npaug ntawm lub sij hawm mus rau ob yim ntawm lub ntsiab faib, los yog ib lub quarter; ib qho quintulet ntawm kaum rau yog plaub lub kaum rau ntawm ib qho kev faib loj, lossis ib lub quarter. Nyob rau hauv arbitrary rhythmic divisions ntawm tripartite durations, cov fractional beats nyob rau hauv tej rooj plaub ntev tshaj lub ntsiab ntaus, piv txwv li: ob duol yim yog sib npaug rau peb yim ntawm lub ntsiab faib, thiab hais txog (saib piv txwv). Rhythmic pawg ntawm arbitrary faib tej zaum yuav muaj xws li pauses sib npaug zos nyob rau hauv lub sij hawm mus rau lub fractional ntaus lawv hloov, piv txwv li:

thiab lwm yam

VA Vakhromeev