Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 662ca0e80776406098a0229426e9351f105b319f74058865376962f00acdd4f3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^