Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 083744bf4bea180cf0a678b80f10504816c0f6a00a2b11574eb09d7c6dadf8c8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^