Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b6e0a2a7db646ee174e1d678f59ce9be67cef9148eabe3967ecfa4e8106dcb9f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^