Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e4a865f2b4ced14f67f7f24d0e1ff70ae3e109046a81462a778bc38530d32dc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^