tatra bahuṣvaniyataikasamudāyibhedāvadhāraṇaṃ vikalpaḥ, ekatra yugapad abhisambadhyamānasya niyatasyānekasya svarūpabhedāvadhāraṇaṃ samuccayaḥ /
The term 'vikalpa' refers to the distinct conception of [selecting] any one individual from among a group consisting of an indefinite number of individuals; and 'samuccaya' refers to the distinct conception of multiple definite individuals related together simultaneously.