Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e40b018b1db33de807b6e3d1286fff942cb76c78daf52191731d0f5e6662a50c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^