Careers360 Logo
ask-icon
share
    Compare

    Quick Facts

    Medium Of InstructionsMode Of LearningMode Of Delivery
    EnglishSelf StudyVideo and Text Based

    Important dates

    Certificate Exam Date

    Start Date : 26 Apr, 2026

    Courses and Certificate Fees

    Fees InformationsCertificate AvailabilityCertificate Providing Authority
    INR 1000yesIISc Bangalore

    The Syllabus

    • Study of number fields, definition of the ring of integers. Definition of norm and trace.

    • Definition of absolute and relative discriminant. Computation of discriminant. Computation of the ring of integers.

    • Definition and properties of Dedekind domains. Proof that the ring of integers is a Dedekind domain. Factorisation of extension of prime ideals in a finite extension of number fields.

    • Embeddings of a number field in complex numbers. A result from geometry of numbers. Finiteness of class groups.

    • Computation of class groups, including several examples. Applications to Diophantine equations of computations of class groups.

    • Dirichlet’s unit theorem.

    • Extension and norm of ideals in field extensions. Maps between class groups of extensions. Decomposition subgroups, inertia subgroups, Frobenius elements etc. Localisation, residue field.

    • Valuations in a number fields. Local fields. Hensel’s lemma and applications.

    • Field extensions of local fields, ramification, different, inertia subgroups etc.

    • Study of special number fields. Imaginary quadratic fields, real quadratic fields, cubic fields, cyclotomic fields.

    • Definition of ray class field as a generalisation of ideal class group. Some statements from class field theory without proofs.

    • Definition of zeta functions and L-functions. Statements of their analytic properties without proofs. Dirichlet Class number formula.

    Instructors

    Articles

    Student Community: Where Questions Find Answers

    Ask and get expert answers on exams, counselling, admissions, careers, and study options.