Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 64f5d2711793a51887c9d08d8dcbcd314eafd9dcccb748a7d80cf8470f70416e:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^