Declension table of ?jyotiṣkalpa

Masculine	Singular	Dual	Plural
Nominative	jyotiṣkalpaḥ	jyotiṣkalpau	jyotiṣkalpāḥ
Vocative	jyotiṣkalpa	jyotiṣkalpau	jyotiṣkalpāḥ
Accusative	jyotiṣkalpam	jyotiṣkalpau	jyotiṣkalpān
Instrumental	jyotiṣkalpena	jyotiṣkalpābhyām	jyotiṣkalpaiḥ jyotiṣkalpebhiḥ
Dative	jyotiṣkalpāya	jyotiṣkalpābhyām	jyotiṣkalpebhyaḥ
Ablative	jyotiṣkalpāt	jyotiṣkalpābhyām	jyotiṣkalpebhyaḥ
Genitive	jyotiṣkalpasya	jyotiṣkalpayoḥ	jyotiṣkalpānām
Locative	jyotiṣkalpe	jyotiṣkalpayoḥ	jyotiṣkalpeṣu

Compound jyotiṣkalpa -

Adverb -jyotiṣkalpam -jyotiṣkalpāt