Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c169b49bb555f32374e09ac7c00943f0f3ff0e061937437e1331038e00ab4c4b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^