Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4c16362cab5b08cb8950cf780c227d87feea7cc21715d8dd064656423cd7f4f7:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^