Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c757f6ef88dc8b8eecde1f2b8e6e60f624c357183d17d52829803321143c3bdb:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^