Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e7d548030926fb0aff3c65aadf0dd9f7d9f81c496bb42974d7669698513979a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^