Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2109ff9e0a2d2ecb57dc241929c466a4a090b5ff7133f97416e280f74dfb024c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^