Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6ec44cda3a4deec617b7f820dcf1aad0baec0bed0569ca6864800fa6a63adff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^