Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 50b2dc9eaad21038598f0a42c8e9b056b4e7d19c443ea7edb67ac9e0156b195a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^