Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6a2d54714d3d2311eeb909b3964e5cd135d8b2f31c2703ba3de935fa295017b8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^