A CIMPA research school on
Arithmetic in action:
Number Theory and its Applications to
Cryptography and Coding Theory
Gadjah Mada University
Yogyakarta, Indonesia
July 14th-25th 2025













Courses Sessions
LecturesExercisesSage
ANT Algebraic Number Theory
531
EC Elliptic Curves 531
MF Modular forms 531
Latt Lattices 531
Crypto Cryptography522
Coding Coding Theory522
Intro Sage Introduction to Sage 3xx

Week 1

MondayTuesdayWednsdayThursday
8:30-9:00Registration
9:00-9:50Openinig Ceremony ANT MF ANT
10:00-10:50 ANT ANT MF Exercises (ANT)
10:50-11:10COFFEE BREAKCOFFEE BREAKCOFFEE BREAKCOFFEE BREAK
11:10-12:00 ANT EC Intro Sage MF
12:10-13:00 EC EC Sage (ANT) MF
13:00-14:30LUNCHLUNCHLUNCHLUNCH
14:30-15:20 EC Exercises (ANT) Free
afternoon 		Exercises (ANT)
15:20-15:40COFFEE BREAKCOFFEE BREAKCOFFEE BREAK
15:40-16:30 Intro Sage Exercises (EC) Exercises (MF)
16:40-17:30 Intro Sage
              
Friday
8:30-9:20 EC
9:30-10:20 EC
10:20-10:40COFFEE BREAK
10:40-11:30 Exercises (EC)
11:30-13:00LUNCH
13:00-13:50 Latt
14:00-14:50 Exercises (Latt)
14:50-15:10COFFEE BREAK
15:10-16:00 Exercises (MF)




Week 2

MondayTuesdayWednsday
9:00-9:50 Crypto Coding Crypto
10:00-10:50 Crypto Coding Crypto
10:50-11:10COFFEE BREAKCOFFEE BREAKCOFFEE BREAK
11:10-12:00 MF Latt Coding
12:10-13:00 Exercises (MF) Latt Coding
13:00-14:30LUNCHLUNCHLUNCH
14:30-15:20 Sage (EC) Latt Exercises (Crypto)
15:20-15:40COFFEE BREAKCOFFEE BREAK Free
15:40-16:30 Sage (MF) Sage (Crypto)
16:40-17:30 Student talks ? Student talks ?
       
Thursday
9:00-9:50 Exercises (Latt)
10:00-10:50 Latt
10:50-11:10COFFEE BREAK
11:10-12:00 Latt
12:10-13:00 Exercises (Coding)
13:00-14:00LUNCH
14:00-14:50 Exercises (Latt)
14:50-15:10COFFEE BREAK
15:10-15:50 Student talks ?
16:00- Cultural night
        
Friday
8:30-9:20 Coding
9:30-10:20 Exercises (Coding)
10:20-10:40COFFEE BREAK
10:40-11:30 Crypto
11:30-13:00LUNCH
13:00-13:50 Exercises (Crypto)
14:00-14:50 Sage (Coding)
15:00-15:50 Sage (Crypto)
15:50-16:10COFFEE BREAK
16:10-17:30Closing Ceremony