Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a92a367b8f3cfb602c1e2f0273a2d16d32fefa2b513e38cd2b8a251bad64e245:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^