Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5ae32d2ffe073268f24bdcef942ad0e0997398b503b48830ffbc58fb034d5f9e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^