Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91f7a6eeb0e962ccb69f256d89f42bb51b9eff552d3c8cb5dfd7b16585e44574:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^