Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 45918bc772e781a02438f039dfe9f6803545fc642adaaee958a907fdd6d3438b:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^