Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7a91842cc2f5d02a5050942b1d549192a542ec5dbd2a20307307e01c8774b83:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^