Calculus was not brought into the school syllabus in Italy as early as in many other countries and the concept of a function only brought in around 1910 after Castelnuovo's efforts.
Calculus ay hindi nagdala sa paaralan syllabus sa Italya nang maaga bilang sa marami pang ibang bansa at ang konsepto ng isang function lamang nagdala sa paligid ng 1910 matapos Castelnuovo pagsisikap.