Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 41c21149979bbbf4dcb6c9581cbefce2959d723b78e0edec9a1961abfb0c8feb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^