Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c24b649d9d947c68b3e6261e986b4f70ae8ce1021d568a4c88bd9440d3dac559:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^