Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 16924c6f17b68db27d4342cf953b5eb75070a27c635fddce4de6debcc81b6bf6:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^