Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fbf63bb7e03856552e86653feacff400c1d6adfe199c2a74fd4d5f05e302f6d3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^