Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 08148c31a4fc7a56f74923b4c1376120a0ad9fda86aaf9b8ec5ecab88f398944:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^