Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 770f1afdb53c1321af8165dc879cf936c0b7111f022ca0d84b5f07c4efce85c7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^