Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fcb8474d91f74b7fae0a2d11e7e0886637270b10bd35c0f8c64d8f5ba725005c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^