Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 313e95071737dabebd7a4e186eb46b5cfddf6636484dcfb1b45f9c0485c6ce9f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^