Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 10b1cb9f12326ab3a1c06121830cc4a6b7433f8b91f9aa8ed1ec29272d30050d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^