Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 33135b1cefc5b2b6a94992567362380af5a09e8f9a22dde47f13d0c77753ecab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^