Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dae575d6ba31e836cd947815a95f297f13a86936e54b37246bbfb8f7c23c7460:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^