Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cad690c5094a114621a3ea72937b95c58e4947a60a8c76e77f6f409314fb0da3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^