Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 27f1983cd2d398bc7475b1a6f74eb8e114e5e836ed2443c5e94a07a12fb274bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^