Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a8b63c22686179d5b6f8ea88e707b6b8b85f599bab0ad933fc7c6c88565ba934:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^