Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6c3d6e39cfe557060f9865f9f486e31675a85984ae8bdb58157648f5a8bef9d7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^