Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 661b7e9146c6846674c94061c0b6c0c98b044c1a80737cc7c0cedeeac18d4c2c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^