Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eea98002173e96446ebbc5707ba1ddf3d70add6b3cb5640e90b5e9a7aa2b9580:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^