# SageMath code for working with number field 27.1.1089801024238603052304820653163822019730224609375.1 # 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^27 - 8*x^26 + 11*x^25 + 79*x^24 - 318*x^23 + 272*x^22 + 1817*x^21 - 11487*x^20 + 27792*x^19 - 5214*x^18 - 88324*x^17 + 101476*x^16 + 384139*x^15 - 2894444*x^14 + 8285833*x^13 - 7065937*x^12 - 6208737*x^11 - 6594753*x^10 + 51530498*x^9 - 40765921*x^8 + 72314518*x^7 - 318855243*x^6 + 340132420*x^5 + 140246505*x^4 - 148040525*x^3 - 594053575*x^2 + 805097125*x - 295863625) # 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^27 - 8*x^26 + 11*x^25 + 79*x^24 - 318*x^23 + 272*x^22 + 1817*x^21 - 11487*x^20 + 27792*x^19 - 5214*x^18 - 88324*x^17 + 101476*x^16 + 384139*x^15 - 2894444*x^14 + 8285833*x^13 - 7065937*x^12 - 6208737*x^11 - 6594753*x^10 + 51530498*x^9 - 40765921*x^8 + 72314518*x^7 - 318855243*x^6 + 340132420*x^5 + 140246505*x^4 - 148040525*x^3 - 594053575*x^2 + 805097125*x - 295863625) 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)]