Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 92498a067aba1819c8b399399ca376754ae5c18cdca8f9c3e636a78668396d5a:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^