Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 656bdaa05bb918a5f0b2fd578f2a10608bc2463e5bb9aae804183cdf172c649a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^