Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c7b5412b2f027543ab6110417442024160342dfd70112a556e434f343cca8a70:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^