Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b396b5c47445b3ae95a1f8f144a0fd77c58574be48fb7a795e4868f6f58bf4c3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^