सोपानम् २१: आत्मनेपद-चतुर्लकार-मण्डलम् & ९ प्रत्यय-सिद्धिः (The Ātmanepada Derivation Engine)
Master the derivation of the 9 Ātmanepada affixes (त, आताम्, झ, थास्, आथाम्, ध्वम्, इट्, वहि, महिङ्) across the 4 Sārvadhātuka Lakāras. Because the Adanta stem is identical, Ātmanepada requires zero new stem-forging rules!
१. दर्शनम् — आत्मनेपद-रहस्यम् & समान-प्रकृति-नियमः (The Identical Stem Principle)
No Extra Stem Memorization
Whether conjugating in Parasmaipada (*भवति*) or Ātmanepada (*लभते, एधते, भाषते*), the stem-forge pipeline is 100% identical: Root + Vikaraṇa (शप्/श्यन्/श/णिच्) ➔ Adanta stem terminating in short '-a'.
३.४.७९ टित आत्मनेपदानां टेरे
In all Ṭit lakāras (Laṭ, Loṭ, Lṛṭ), Pāṇini replaces the final vowel (*Ṭi*) of Ātmanepada terminations with `ए` (`e`), elegantly generating `-ते, -एते, -अन्ते` without exceptions.
36 Forms with Universal Sūtras
Using just 6 concise sūtras (`टेरे, थासः से, झस्यात्, आतो ङितः, आम् एतः, सवाभ्यां वामौ`), you can effortlessly derive the full 36-form quad matrix for any Ātmanepada or Ubhayapada verb.