Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 86696ed84ff792cc147989dde40107c2d42f9ca5bffb8a36e013ac0571e6d75a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^