Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a82e684c3e81a01e0cdf2c3b58697aec52b84304900aa8eb2fc905a058903e9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^