Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 60a2df6e1f653f9074314b1f456fc560eddef2e0829e3118c01a8e7cd957124c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^