Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b3e4125d94ba845c479fd6da992aa20b844a5ea3975b184d3d7679eefa31b3ca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^