Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9025ae90d94626e7749328b846a683308e20822d7ca421666681c93dcc4f8d2c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^