Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6afd94580aebe6800f9332549793073dd37a511ca114d5eba0fc79e6d230645e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^