Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3ba2299f83ab1bb583e9ce23373aafc605ca6f001bde732db9b0cad3bfabd150:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^