For joining the first boundary and separating the second, the book calculates 12 theoretical possibilities: four agreed, two disputed, and the remaining combinations excluded.
Changing a boundary from waṣl to faṣl is not merely a pause/no-pause choice. It alters which madd options can coexist. Always identify the junction pattern first.
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Joining one boundary and separating another
Madd Lengths and Permissible Combinations — Ṭūl, Tawassuṭ, Qaṣr and Consistency
For joining the first boundary and separating the second, the book calculates 12 theoretical possibilities: four agreed, two disputed, and the remaining combinations excluded.
Changing a boundary from waṣl to faṣl is not merely a pause/no-pause choice. It alters which madd options can coexist. Always identify the junction pattern first.