Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a89ec7c54dac12e288e88641f0b6ce5e22fc45afa2169d322e017a2abae32db:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^