Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b447c1dab0568c9a2218ceaca73ab4d56aba721304d1317b03addb6fef63af7f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^