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docs/src/Collections.md

@@ -104,16 +104,16 @@ The $E(V)$ relation of equations of state are listed as below:
    E(V) = E_{0}+\frac{9}{16} V_{0} B_{0} \frac{\left(x^{2 / 3}-1\right)^{2}}{x^{7 / 3}}\left\{x^{1 / 3}\left(B_{0}^{\prime}-4\right)-x\left(B_{0}^{\prime}-6\right)\right\}.
    ```
 
-   where ``x = V / V_0``, and
-   ``f = \frac{ 1 }{ 2 } \bigg[ \bigg( \frac{ V_0 }{ V } \bigg)^{2/3} - 1 \bigg]``.
+   where `x = V / V_0`, and
+   `f = \frac{ 1 }{ 2 } \bigg[ \bigg( \frac{ V_0 }{ V } \bigg)^{2/3} - 1 \bigg]`.
 
 4. `BirchMurnaghan4th`:
 
    ```math
    E(V) = E_{0}+\frac{3}{8} V_{0} B_{0} f^{2}\left[\left(9 H-63 B_{0}^{\prime}+143\right) f^{2}+12\left(B_{0}^{\prime}-4\right) f+12\right].
    ```
 
-   where ``H = B_0 B_0'' + (B_0')^2``.
+   where `H = B_0 B_0'' + (B_0')^2`.
 
 5. `PoirierTarantola2nd`:
 
@@ -133,7 +133,7 @@ The $E(V)$ relation of equations of state are listed as below:
    E(V) = E_{0}+\frac{1}{24} B_{0} V_{0} \ln ^{2} x\left\{\left(H+3 B_{0}^{\prime}+3\right) \ln ^{2} x\right. \left.+4\left(B_{0}^{\prime}+2\right) \ln x+12\right\}.
    ```
 
-   where ``H = B_0 B_0'' + (B_0')^2``.
+   where `H = B_0 B_0'' + (B_0')^2`.
 
 8. `Vinet`: