Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8eba4f031fe2c8d025cef8a7dd5f533362bc143a4c242c5c87d60310a36029bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^