Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3c7902af5dd7a15a685d8f76e39f11da9905fd81095d4e273249d261bbe5b33d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^