Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ecb1bb2d0139b92eda9670470f9cd410b59b3ce5589e8fa7f4bb424fbe25c91d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^