Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 56befe077af98a2638635c4688c764b917d15b39e4e6acc5e6ed4da4b6f4c119:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^