Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5e5e4d2c40afebfb07f5f7153c4795b77930430efe09c35b80387bac482a223c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^