# SageMath code for working with number field 29.1.142449251725173555024565249558533387292386826365409.1 # 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^29 - x^28 + 33*x^27 - 64*x^26 + 535*x^25 - 1144*x^24 + 5145*x^23 - 10327*x^22 + 31220*x^21 - 55583*x^20 + 124455*x^19 - 188951*x^18 + 323227*x^17 - 411652*x^16 + 521736*x^15 - 591430*x^14 + 489137*x^13 - 738131*x^12 + 175881*x^11 - 1211717*x^10 + 917449*x^9 - 3034006*x^8 + 2818536*x^7 - 6798367*x^6 + 6818314*x^5 - 8408506*x^4 + 7552950*x^3 - 8000650*x^2 + 5448750*x - 1749375) # Defining polynomial: K.defining_polynomial() # Degree over Q: K.degree() # Signature: K.signature() # Discriminant: K.disc() # Ramified primes: K.disc().support() # Autmorphisms: K.automorphisms() # Integral basis: K.integral_basis() # Class group: K.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^29 - x^28 + 33*x^27 - 64*x^26 + 535*x^25 - 1144*x^24 + 5145*x^23 - 10327*x^22 + 31220*x^21 - 55583*x^20 + 124455*x^19 - 188951*x^18 + 323227*x^17 - 411652*x^16 + 521736*x^15 - 591430*x^14 + 489137*x^13 - 738131*x^12 + 175881*x^11 - 1211717*x^10 + 917449*x^9 - 3034006*x^8 + 2818536*x^7 - 6798367*x^6 + 6818314*x^5 - 8408506*x^4 + 7552950*x^3 - 8000650*x^2 + 5448750*x - 1749375) 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(type='pari') # Frobenius cycle types: # to obtain a list of $[e_i,f_i]$ for the factorization of the ideal $p\mathcal{O}_K$ for $p=7$ in Sage: p = 7; [(e, pr.norm().valuation(p)) for pr,e in K.factor(p)]