Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6b75fb64491cf24b779d23fa5f6b6e865c182a2caff801ffa6cf92fcb24eadd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^