Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2d0fb87c3795b18c71557cbb9a489cdd386b79f849fa4f1309f13e071889e85c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^