Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e4ecbe026742dd2cc5d668fdd084352fe7ff5cd81b13a16690a3c6bbdde20a04:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^