Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 156b64f5d1b8a342c2d7dd02623f646fb5970608db8c8a1da4b9d9f4d2f02d99:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^