Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e253f7fb64a93891d9bd8395e3d0c2fa5961c26404dcb1554cb83f10743aa39:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^