# SageMath code for working with number field 24.4.2295251366305746200663037028252313182580209076404571533203125.4. # Some of these functions may take a long time to execute (this depends on the field). # Define the number field: x = polygen(QQ); K. = NumberField(x^24 - 4*x^23 + 6*x^22 - 4*x^21 + 446*x^20 + 12994*x^19 + 25454*x^18 + 45034*x^17 - 18156*x^16 - 12083886*x^15 + 6061701*x^14 + 665735486*x^13 + 2209626941*x^12 - 7709179644*x^11 - 98459485684*x^10 - 168718807126*x^9 + 2406563134669*x^8 + 13899669932829*x^7 + 14257456475664*x^6 - 90366861809451*x^5 - 326471613749334*x^4 - 443687608352359*x^3 - 313677448742334*x^2 - 119801317951219*x - 8058266421349) # Defining polynomial: K.defining_polynomial() # Degree over Q: K.degree() # Signature: K.signature() # Discriminant: K.disc() # Ramified primes: K.disc().support() # Automorphisms: K.automorphisms() # Integral basis: K.integral_basis() # Class group: K.class_group().invariants() # Narrow class group: K.narrow_class_group().invariants() # Unit group: UK = K.unit_group() # Unit rank: UK.rank() # Generator for roots of unity: UK.torsion_generator() # Fundamental units: UK.fundamental_units() # Regulator: K.regulator() # Analytic class number formula: # self-contained SageMath code snippet to compute the analytic class number formula x = polygen(QQ); K. = NumberField(x^24 - 4*x^23 + 6*x^22 - 4*x^21 + 446*x^20 + 12994*x^19 + 25454*x^18 + 45034*x^17 - 18156*x^16 - 12083886*x^15 + 6061701*x^14 + 665735486*x^13 + 2209626941*x^12 - 7709179644*x^11 - 98459485684*x^10 - 168718807126*x^9 + 2406563134669*x^8 + 13899669932829*x^7 + 14257456475664*x^6 - 90366861809451*x^5 - 326471613749334*x^4 - 443687608352359*x^3 - 313677448742334*x^2 - 119801317951219*x - 8058266421349) DK = K.disc(); r1,r2 = K.signature(); RK = K.regulator(); RR = RK.parent() hK = K.class_number(); wK = K.unit_group().torsion_generator().order(); 2^r1 * (2*RR(pi))^r2 * RK * hK / (wK * RR(sqrt(abs(DK)))) # Intermediate fields: K.subfields()[1:-1] # Galois group: K.galois_group() # Frobenius cycle types: # to obtain a list of [e_i,f_i] for the factorization of the ideal pO_K for p=7 in Sage: p = 7; [(e, pr.norm().valuation(p)) for pr,e in K.factor(p)]