Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9d601c93158531f18f8558b4d3d4d23142e001c911dc2e357f9a4237eeba0f9a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^