Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 443e2d09247a3f1cd52bbfe544720873aca85343d06c49b57dc92a0f90c54080:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^