Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a55fa89fd627121e954e1a5567ddcae201a664546bfdaf20664e9243a99f4bed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^