Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 12c5b6cd3ae183642427b8f3a9bd44ced36fd611656a3cf27db2d01e9078bdb8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^