Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8362ab28d10b41f566f357916d117b15ebe668b34e31d1521748f784b00a74bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^