Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b21b4fe98419d293256e0a802f3496889406bb02d8a826d7e3bdfdf9be494d4b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^