Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7b210e76ca791d9baa9598e212b1151a898464133388b60b52fd732beb566102:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^