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Mtundu wa symmetrical fret womwe umachokera ku chord chachikulu chachitatu (augmented triad; motero dzina).

Kapangidwe ka U. l. anapereka 3 chachikulu. mitundu, kutengera 3 Ch. mitundu yowonetsera zomveka zamachitidwe (ma toni oyambira, masikelo anyimbo, gulu): chord, melodic, gulu. Chord U.l. yodziwika ndi makonzedwe a 3 chords (kawirikawiri a mtundu womwewo mu kapangidwe) pamodzi mndandanda wa zigawo zikuluzikulu zitatu; nyimbo U.l. - melodic. kuyenda motsatira sikelo imodzi yopangidwa mwa kugawa ma semitone 12 a octave m'magawo atatu ofanana ndi yunifolomu mwadongosolo (mu semitones, mwachitsanzo: 3 + 1, 3 + 1, 3 + 1 kapena 2 + 1 + 1, 2 + 1 + 1, 2 + 1 + imodzi); gulu U.l. - kugwiritsa ntchito masikelo apadera muzosakaniza, "diagonal" (yopingasa-yolunjika) dimension. Zitsanzo za 1 mitundu ya U. l.:

Ndi Rimsky-Korsakov. "Golden Cockerel". Zochita 1.

HA Rimsky-Korsakov. "Snow Mtsikana". Mawu Oyamba.

O. Mesiya. Mutu ndi Kusiyana kwa Violin ndi Piano.

Mawu ndi chiphunzitso U. l. ndi BL Yavorsky.

Onani ma Symmetric modes, Modal rhythm, Njira yochepetsera, mawonekedwe amtundu wonse.

Zothandizira: onani pa Art. Zovuta za Symmetrical.

Yu. N. Kholopov