Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 80e4c5dcd69bb81a40c3042291aa687642ab4733c8f353bb43b550c90ca90315:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^