Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bb49e014181cb5dc5fc7c8a7ca20f5dc22902a17249bdead34baf71d75044e6c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^