Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c8c221702c09f3ae4dad7a909e25e0b5c3d1fba8b5a3506b65977dfb5385a537:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^