Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9e96aa05782ed3a97d5a434e3f3d64c2aff3fd5d17c745a65556d23996d39db:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^