Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b011fa046977e57eb41ea2a9f19a5b0d77e0fbd1560cddef68495a4d2cccc235:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^