[*] 506. The Accusative of the Gerund and Gerundive is used after the preposition ad , to denote Purpose (cf. § 533):—
- “mē vocās ad scrībendum ” (Or. 34) , you summon me to write.
- “vīvis nōn ad dēpōnendam sed ad cōnfīrmandam audāciam ” (Cat. 1.4) , you live not to put off but to confirm your daring.
- “nactus aditūs ad ea cōnanda ” (B. C. 1.31) , having found means to undertake these things.
[*] Note 2.--The Accusative of the gerund with a preposition never takes a direct object in classic Latin.Ablative of the Gerund and Gerundive