Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 436175a55de753dae67d663653c00ad136cfc62706c0bd50f2b89264831bfc8f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^