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Projection formula
\[a=b \cos C+c \cos B\]
Most calculated formula in Mathematics
Most calculated formula in Physics
Stefan-Boltzmann Law
\[ {\text{E = eA}}\sigma \left( {{T^4} – {T_0}^4} \right)\]
Arrhenius Equation
\[ k = A{e^{ – \frac{{{E_a}}}{{RT}}}}\]
Most calculated formula in Physics
Most calculated formula in Finance
Put-Call Parity
\[C + \frac{X}{{(1 + RFR)}}t = ({S_0} – P{V_{cf}}) + P\]
Total Energy Flow by First law
\[U_{2}-U_{1}+\frac{m\left(\bar{V}_{2}^{2}-\bar{V}_{1}^{2}\right)}{2}+m g\left(Z_{2}-Z_{1}\right)={ }_{1} Q_{2}-{ }_{1} W_{2}\]
Most calculated formula in Mechanical Engineering
Most calculated formula in Electronics Engineering
Current in p type Semiconductor
\[\text{I}_{\text{n}}=\text{Aq} \text{n}_{\text{i}}^{2} \frac{\text{D}_{\text{n}}}{\text{L}_{\text{n}} \text{N}_{\text{A}}}\left(e^{V / V_{T}}-1\right)\]
Hysteresis loss by Steinmetz formula
\[\text W_{h}=\eta B_{\max }^{x} f V\]
Most calculated formula in Electrical Engineering
Most calculated formula in Computer Science
Amdahl’s Law
\[A=\frac{1}{(1-P)+\frac{P}{N}}\]
Allowable load by Hiley Formula
\[\text Q_{a p}=\frac{\eta_{h} \cdot \eta_{b} \cdot W H}{S+\frac{C}{2}}\]
Most calculated formula in Civil Engineering
Most calculated formula in Economics
National Income Accounting Identity
\[Y=C+I+G+N X\]