Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1806724c3b7af1d1d96420d2d7c279967a0f0f3bc53ad0f070602fe2aa692893:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^