Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 21c0efcb29b8968d237c0e9d862a91e044045e00279b595d79f846825c3e94a1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^