Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c1e3fdec89f1cebd4787ba9b18889f8f1bf86cb7f35b473730af401bee49a2d4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^