Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> da160429fc8e7f68b95dec8c4abbb1a23e8c861ea14ba5aef60215701375d40e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^