Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4e4db3df64ff31d501a7e8375245e0bcdfc7c628222548dbf72e56ba78abcada:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^