Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7910fca64cd970f38bd9ae6e82394730e7e6425c75bc2dfeaadab92c9e5dd971:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^