Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c19989cd3c8d5dc76331e6d4957aa88e8a153b13c9bc8705e5352a1dd0633d01:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^