Declension table of ?bhāṭṭabhāskara

Masculine	Singular	Dual	Plural
Nominative	bhāṭṭabhāskaraḥ	bhāṭṭabhāskarau	bhāṭṭabhāskarāḥ
Vocative	bhāṭṭabhāskara	bhāṭṭabhāskarau	bhāṭṭabhāskarāḥ
Accusative	bhāṭṭabhāskaram	bhāṭṭabhāskarau	bhāṭṭabhāskarān
Instrumental	bhāṭṭabhāskareṇa	bhāṭṭabhāskarābhyām	bhāṭṭabhāskaraiḥ bhāṭṭabhāskarebhiḥ
Dative	bhāṭṭabhāskarāya	bhāṭṭabhāskarābhyām	bhāṭṭabhāskarebhyaḥ
Ablative	bhāṭṭabhāskarāt	bhāṭṭabhāskarābhyām	bhāṭṭabhāskarebhyaḥ
Genitive	bhāṭṭabhāskarasya	bhāṭṭabhāskarayoḥ	bhāṭṭabhāskarāṇām
Locative	bhāṭṭabhāskare	bhāṭṭabhāskarayoḥ	bhāṭṭabhāskareṣu

Compound bhāṭṭabhāskara -

Adverb -bhāṭṭabhāskaram -bhāṭṭabhāskarāt