Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b0cceac3c6172755c5ded5b0875dca5612f10868108fe8a337f3e036361df503:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^