code: def sol_189x49():
      return {
          k49: 0,
          k48: 0,
          k47: 0,
          k46: 0,
          k45: 0,
          k44: 0,
          k41: 0,
          k40: 0,
          k38: 0,
          k37: 0,
          k36: 0,
          k35: 0,
          k33: 0,
          k32: 0,
          k30: 0,
          k29: 0,
          k28: 0,
          k27: 0,
          k25: 0,
          k24: 0,
          k22: 0,
          k21: 0,
          k20: 0,
          k19: 0,
          k18: 0,
          k17: 0,
          k16: 0,
          k15: 0,
          k14: 0,
          k13: 0,
          k12: 0,
          k11: 0,
          k10: 0,
          k9: 0,
          k8: 0,
          k7: 0,
          k6: 0,
          k5: 0,
          k4: 0,
          k3: 0,
          k2: 0,
          k1: 0,
          k34: b / c * k42,
          k31: k39,
          k26: a / c * k42,
          k23: k39,
      }
  
imports: from sympy.polys.rings import ring
  from sympy.polys.fields import field
  from sympy.polys.domains import ZZ, QQ
  from sympy.polys.solvers import solve_lin_sys
label_desc: Use image node_id 8 for calling a global function with example usage: sol_189x49() and returns: dict