Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 507598062cd34ea32f98188a3224c8b89ccd5d1694a2cae68df303723f0da678:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^