Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8313b1cbafc18d719989ca06960560e6305de41d816684ffbff92832f4f47cb7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^