Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71f1f8fb368ea8aca3761b08e2132463b5615acf8cbe73997b521c80097b7f50:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^