Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a961ff9ac1e02461e7e272a21c20487f7e6c9679c6b11dfca09b1432d013236f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^