Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8d630a9cb71636fa1b630633837193d235259993f83547afb40a6cdbb232a97b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^