Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7a0b0358925635d9bc9fc89f8a8676ce9c5768eb15f8823ae134a1258266400a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^