Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 215e4afb32f379764d222a7c2f1648e6512f67e778c38f4ac745c6ac75fe1a4c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^