Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 64d56a205a89450d6b1712c64a9069091508da18defe7f0dabc0846508b58e39:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^