Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e95eddae6c527a395a8dba995ea86388835cb6eb5687f24cd95f2a7260cc2ba3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^