Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f5a5d0050ed7e799b777b97a261166aeb9001bb1bd73fe2114024d3e5feb120:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^