To register for the Recreational Mathematics Colloquium IV, please pay the fee (75 euros for Ludus affiliates, 10 euros for students, and 90 euros otherwise). Send an email to firstname.lastname@example.org indicating who made the payment (helping our internal organization).
Bank data for money transfers:
Name: ASSOCIAÇÃO LUDUS
BANK NAME: Montepio
BANK ADDRESS: José Duro, 25, 1700 Lisboa, Portugal.