Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71cd13018489b73b5f9527be58a7f167af9b3f061c62fb55b172f66badf11c95:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^