Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 55479194bc1e99a0e65c2d2c885f2ec8130d1dfd5f0d364259e6f7cb39e27f73:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^