RULE id: ṛṣabha (533)
SOURCE: brihaddesi_sharma_1992 (vol_II_p040, vol_I_p040)
SCOPE: svara_name family, Brihaddesi (Mātaṅga ~750 CE)
CONCEPT: ṛṣabha
STATUS: canonical

RECORD:
  frequency_in_context = Ṛṣabha is sparse                -- p.vol_II_p040
  movement_properties  = devoid of ṛṣabha                -- p.vol_I_p040
  omissible_in_forms   = The hexatonic and pentatonic forms are known to come into being with the omission of ṛṣabha  -- p.vol_II_p040

ASSERTIONS:
  - [structural] In kaiśikī, ṛṣabha is sparse in occurrence and is omitted to form hexatonic and pentatonic varieties
    -- p.vol_II_p040 "The hexatonic and pentatonic forms are known to come into being with the omission of ṛṣabha and ṛṣabha-dhaivata. Ṛṣabha is sparse"
  - [structural] Tānas can be constructed devoid of the note ṛṣabha
    -- p.vol_I_p040 "(Tānas) devoid of ṛṣabha."

CITED_RULES:
  - dhaivata  (structural)
  - hexatonic  (structural)
  - kaiśikī  (structural)
  - pentatonic  (structural)
  - tāna  (structural)

CONFIDENCE: canonical
PROTECT: true