Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 09063961be2ded6cec42a04b0a633dd77b38f421ca5cb0ba9d734d924a5d7d47:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^