Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f9ed5785d06360e09eea3d625a38627988a85daeaad8340626de016cba997557:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^