Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91bc44f795b95f9dc8b2ac816faf16459d729da55dd8110930e688c708818e03:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^