Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 47a117b9f879f14c61eefc0920f6c7aab23b7bc968126b8392dadf210801c4d1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^